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         WRT610NV2,
  63         E3000V1,
  64
  65         /* ASUS */
  66         WLHDD,
  67         WL300G,
  68         WL320GE,
  69         WL330GE,
  70         WL500G,
  71         WL500GD,
  72         WL500GP,
  73         WL500GPV2,
  74         WL500W,
  75         WL520GC,
  76         WL520GU,
  77         ASUS_4702,
  78         WL700GE,
  79         RTN16,
  80
  81         /* Buffalo */
  82         WBR2_G54,
  83         WHR_G54S,
  84         WHR_HP_G54,
  85         WHR_G125,
  86         WHR2_A54G54,
  87         WLA2_G54L,
  88         WZR_G300N,
  89         WZR_RS_G54,
  90         WZR_RS_G54HP,
  91         BUFFALO_UNKNOWN,
  92         BUFFALO_UNKNOWN_4710,
  93
  94         /* Siemens */
  95         SE505V1,
  96         SE505V2,
  97
  98         /* US Robotics */
  99         USR5461,
 100
 101         /* Dell */
 102         TM2300,
 103         TM2300V2,
 104
 105         /* Motorola */
 106         WE800G,
 107         WR850GV1,
 108         WR850GV2V3,
 109         WR850GP,
 110
 111         /* Belkin */
 112         BELKIN_UNKNOWN,
 113         BELKIN_F7D4301,
 114
 115         /* Netgear */
 116         WGT634U,
 117         WNR834BV1,
 118         WNR834BV2,
 119
 120         /* Trendware */
 121         TEW411BRPP,
 122
 123         /* SimpleTech */
 124         STI_NAS,
 125
 126         /* D-Link */
 127         DIR130,
 128         DIR320,
 129         DIR330,
 130         DWL3150,
 131
 132         /* Sitecom */
 133         WL105B,
 134
 135         /* Western Digital */
 136         WDNetCenter,
 137
 138         /* Askey */
 139         RT210W,
 140
 141         /* OvisLink */
 142         WL1600GL,
 143
 144         /* Microsoft */
 145         MN700,
 146
 147         /* Edimax */
 148         PS1208MFG,
 149 };
 150
 151 static void __init bcm4780_init(void) {
 152                 int pin = 1 << 3;
 153
 154                 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
 155                 printk(MODULE_NAME ": Spinning up HDD and enabling leds\n");
 156                 gpio_outen(pin, pin);
 157                 gpio_control(pin, 0);
 158                 gpio_out(pin, pin);
 159
 160                 /* Wait 5s, so the HDD can spin up */
 161                 set_current_state(TASK_INTERRUPTIBLE);
 162                 schedule_timeout(HZ * 5);
 163 }
 164
 165 static void __init NetCenter_init(void) {
 166                 /* unset pin 6 (+12V) */
 167                 int pin = 1 << 6;
 168                 gpio_outen(pin, pin);
 169                 gpio_control(pin, 0);
 170                 gpio_out(pin, pin);
 171                 /* unset pin 1 (turn off red led, blue will light alone if +5V comes up) */
 172                 pin = 1 << 1;
 173                 gpio_outen(pin, pin);
 174                 gpio_control(pin, 0);
 175                 gpio_out(pin, pin);
 176                 /* unset pin 3 (+5V) and wait 5 seconds (harddisk spin up) */
 177                 bcm4780_init();
 178 }
 179
 180 static void __init bcm57xx_init(void) {
 181         int pin = 1 << 2;
 182
 183         /* FIXME: switch comes up, but port mappings/vlans not right */
 184         gpio_outen(pin, pin);
 185         gpio_control(pin, 0);
 186         gpio_out(pin, pin);
 187 }
 188
 189 static struct platform_t __initdata platforms[] = {
 190         /* Linksys */
 191         [WAP54GV1] = {
 192                 .name           = "Linksys WAP54G V1",
 193                 .buttons        = {
 194                         { .name = "reset",      .gpio = 1 << 0 },
 195                 },
 196                 .leds           = {
 197                         { .name = "diag",       .gpio = 1 << 3 },
 198                         { .name = "wlan",       .gpio = 1 << 4 },
 199                 },
 200         },
 201         [WAP54GV2] = {
 202                 .name           = "Linksys WAP54G V2",
 203                 .buttons        = {
 204                         { .name = "reset",      .gpio = 1 << 0 },
 205                 },
 206                 .leds           = {
 207                         { .name = "wlan",       .gpio = 1 << 5, .polarity = REVERSE },
 208                         /* GPIO 6 is b44 (eth0, LAN) PHY power */
 209                 },
 210         },
 211         [WAP54GV3] = {
 212                 .name           = "Linksys WAP54G V3",
 213                 .buttons        = {
 214                         /* FIXME: verify this */
 215                         { .name = "reset",      .gpio = 1 << 7 },
 216                         { .name = "ses",        .gpio = 1 << 0 },
 217                 },
 218                 .leds           = {
 219                         /* FIXME: diag? */
 220                         { .name = "ses",        .gpio = 1 << 1 },
 221                 },
 222         },
 223         [WRT54GV1] = {
 224                 .name           = "Linksys WRT54G V1.x",
 225                 .buttons        = {
 226                         { .name = "reset",      .gpio = 1 << 6 },
 227                 },
 228                 .leds           = {
 229                         { .name = "diag",       .gpio = 0x13 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
 230                         { .name = "dmz",        .gpio = 0x12 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
 231                 },
 232         },
 233         [WRT54G] = {
 234                 .name           = "Linksys WRT54G/GS/GL",
 235                 .buttons        = {
 236                         { .name = "reset",      .gpio = 1 << 6 },
 237                         { .name = "ses",        .gpio = 1 << 4 },
 238                 },
 239                 .leds           = {
 240                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 241                         { .name = "dmz",        .gpio = 1 << 7, .polarity = REVERSE },
 242                         { .name = "ses_white",  .gpio = 1 << 2, .polarity = REVERSE },
 243                         { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
 244                         { .name = "wlan",       .gpio = 1 << 0, .polarity = REVERSE },
 245                 },
 246         },
 247         [WRTSL54GS] = {
 248                 .name           = "Linksys WRTSL54GS",
 249                 .buttons        = {
 250                         { .name = "reset",      .gpio = 1 << 6 },
 251                         { .name = "ses",        .gpio = 1 << 4 },
 252                 },
 253                 .leds           = {
 254                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 255                         { .name = "dmz",        .gpio = 1 << 0, .polarity = REVERSE },
 256                         { .name = "ses_white",  .gpio = 1 << 5, .polarity = REVERSE },
 257                         { .name = "ses_orange", .gpio = 1 << 7, .polarity = REVERSE },
 258                 },
 259         },
 260         [WRT54G3G] = {
 261                 .name           = "Linksys WRT54G3G",
 262                 .buttons        = {
 263                         { .name = "reset",      .gpio = 1 << 6 },
 264                         { .name = "3g",         .gpio = 1 << 4 },
 265                 },
 266                 .leds           = {
 267                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 268                         { .name = "dmz",        .gpio = 1 << 7, .polarity = REVERSE },
 269                         { .name = "3g_green",   .gpio = 1 << 2, .polarity = NORMAL },
 270                         { .name = "3g_blue",    .gpio = 1 << 3, .polarity = NORMAL },
 271                         { .name = "3g_blink",   .gpio = 1 << 5, .polarity = NORMAL },
 272                 },
 273         },
 274         [WRT54G3GV2_VF] = {
 275                 .name           = "Linksys WRT54G3GV2-VF",
 276                 .buttons        = {
 277                         { .name = "reset",      .gpio = 1 << 6 },
 278                         { .name = "3g",         .gpio = 1 << 5 },
 279                 },
 280                 .leds           = {
 281                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 282                         { .name = "3g_green",   .gpio = 1 << 2, .polarity = NORMAL },
 283                         { .name = "3g_blue",    .gpio = 1 << 3, .polarity = NORMAL },
 284                 },
 285         },
 286         [WRT160N] = {
 287                 .name           = "Linksys WRT160N",
 288                 .buttons        = {
 289                         { .name = "reset",      .gpio = 1 << 6 },
 290                         { .name = "ses",        .gpio = 1 << 4 },
 291                 },
 292                 .leds           = {
 293                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 294                         { .name = "ses_blue",   .gpio = 1 << 5, .polarity = REVERSE },
 295                         { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
 296                 },
 297         },
 298         [WRT300NV11] = {
 299                 .name           = "Linksys WRT300N V1.1",
 300                 .buttons        = {
 301                         { .name = "reset",     .gpio = 1 << 6 }, // "Reset" on back panel
 302                         { .name = "ses",       .gpio = 1 << 4 }, // "Reserved" on top panel
 303                 },
 304                 .leds           = {
 305                         { .name = "power",     .gpio = 1 << 1, .polarity = NORMAL  }, // "Power"
 306                         { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // "Security" Amber
 307                         { .name = "ses_green", .gpio = 1 << 5, .polarity = REVERSE }, // "Security" Green
 308                 },
 309                 .platform_init = bcm57xx_init,
 310         },
 311         [WRT350N] = {
 312                 .name           = "Linksys WRT350N",
 313                 .buttons        = {
 314                         { .name = "reset",      .gpio = 1 << 6 },
 315                         { .name = "ses",        .gpio = 1 << 8 },
 316                 },
 317                 .leds           = {
 318                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 319                         { .name = "ses_amber",  .gpio = 1 << 3, .polarity = REVERSE },
 320                         { .name = "ses_green",  .gpio = 1 << 9, .polarity = REVERSE },
 321                         { .name = "usb_blink",  .gpio = 1 << 10, .polarity = REVERSE },
 322                         { .name = "usb",        .gpio = 1 << 11, .polarity = REVERSE },
 323                 },
 324                 .platform_init = bcm57xx_init,
 325         },
 326         [WRT600N] = {
 327                 .name           = "Linksys WRT600N",
 328                 .buttons        = {
 329                         { .name = "reset",      .gpio = 1 << 6 },
 330                         { .name = "ses",        .gpio = 1 << 7 },
 331                 },
 332                 .leds           = {
 333                         { .name = "power",              .gpio = 1 << 2,  .polarity = REVERSE }, // Power LED
 334                         { .name = "usb",                .gpio = 1 << 3,  .polarity = REVERSE }, // USB LED
 335                         { .name = "wl0_ses_amber",      .gpio = 1 << 8,  .polarity = REVERSE }, // 2.4Ghz LED Amber
 336                         { .name = "wl0_ses_green",      .gpio = 1 << 9,  .polarity = REVERSE }, // 2.4Ghz LED Green
 337                         { .name = "wl1_ses_amber",      .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
 338                         { .name = "wl1_ses_green",      .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
 339                 },
 340                 .platform_init = bcm57xx_init,
 341         },
 342         [WRT600NV11] = {
 343                 .name           = "Linksys WRT600N V1.1",
 344                 .buttons        = {
 345                         { .name = "reset",      .gpio = 1 << 6 },
 346                         { .name = "ses",        .gpio = 1 << 7 },
 347                 },
 348                 .leds           = {
 349                         { .name = "power",             .gpio = 1 << 2,  .polarity = REVERSE }, // Power LED
 350                         { .name = "usb",                .gpio = 1 << 3,  .polarity = REVERSE }, // USB LED
 351                         { .name = "wl0_ses_amber",      .gpio = 1 << 8,  .polarity = REVERSE }, // 2.4Ghz LED Amber
 352                         { .name = "wl0_ses_green",     .gpio = 1 << 9,  .polarity = REVERSE }, // 2.4Ghz LED Green
 353                         { .name = "wl1_ses_amber",      .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
 354                         { .name = "wl1_ses_green",      .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
 355                 },
 356                 .platform_init = bcm57xx_init,
 357         },
 358         [WRT610N] = {
 359                 .name           = "Linksys WRT610N",
 360                 .buttons        = {
 361                         { .name = "reset",      .gpio = 1 << 6 },
 362                         { .name = "ses",        .gpio = 1 << 8 },
 363                 },
 364                 .leds           = {
 365                         { .name = "power",      .gpio = 1 << 1,  .polarity = NORMAL }, // Power LED
 366                         { .name = "usb",        .gpio = 1 << 0,  .polarity = REVERSE }, // USB LED
 367                         { .name = "ses_amber",  .gpio = 1 << 3,  .polarity = REVERSE }, // WiFi protected setup LED amber
 368                         { .name = "ses_blue",   .gpio = 1 << 9,  .polarity = REVERSE }, // WiFi protected setup LED blue
 369                 },
 370         },
 371         [WRT610NV2] = {
 372                 .name           = "Linksys WRT610N V2",
 373                 .buttons        = {
 374                         { .name = "reset",      .gpio = 1 << 6 },
 375                         { .name = "ses",        .gpio = 1 << 4 },
 376                 },
 377                 .leds           = {
 378                         { .name = "power",      .gpio = 1 << 5, .polarity = NORMAL },   // Power LED
 379                         { .name = "usb",        .gpio = 1 << 7, .polarity = NORMAL },   // USB LED
 380                         { .name = "ses_amber",  .gpio = 1 << 0, .polarity = REVERSE },  // WiFi protected setup LED amber
 381                         { .name = "ses_blue",   .gpio = 1 << 3, .polarity = REVERSE },  // WiFi protected setup LED blue
 382                         { .name = "wlan",       .gpio = 1 << 1, .polarity = NORMAL },   // Wireless LED
 383                 },
 384         },
 385         [E3000V1] = {
 386                 .name           = "Linksys E3000 V1",
 387                 .buttons        = {
 388                         { .name = "reset",      .gpio = 1 << 6 },
 389                         { .name = "ses",        .gpio = 1 << 4 },
 390                 },
 391                 .leds           = {
 392                         { .name = "power",      .gpio = 1 << 5, .polarity = NORMAL },   // Power LED
 393                         { .name = "usb",        .gpio = 1 << 7, .polarity = NORMAL },   // USB LED
 394                         { .name = "ses_amber",  .gpio = 1 << 0, .polarity = REVERSE },  // WiFi protected setup LED amber
 395                         { .name = "ses_blue",   .gpio = 1 << 3, .polarity = REVERSE },  // WiFi protected setup LED blue
 396                         { .name = "wlan",       .gpio = 1 << 1, .polarity = NORMAL },   // Wireless LED
 397                 },
 398         },
 399         /* Asus */
 400         [WLHDD] = {
 401                 .name           = "ASUS WL-HDD",
 402                 .buttons        = {
 403                         { .name = "reset",      .gpio = 1 << 6 },
 404                 },
 405                 .leds           = {
 406                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 407                         { .name = "usb",        .gpio = 1 << 2, .polarity = REVERSE },
 408                 },
 409         },
 410         [WL300G] = {
 411                 .name           = "ASUS WL-300g",
 412                 .buttons        = {
 413                         { .name = "reset",      .gpio = 1 << 6 },
 414                 },
 415                 .leds           = {
 416                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 417                 },
 418         },
 419         [WL320GE] = {
 420                 .name           = "ASUS WL-320gE/WL-320gP",
 421                 .buttons        = {
 422                         { .name = "reset",      .gpio = 1 << 6 },
 423                 },
 424                 .leds           = {
 425                         { .name = "wlan",       .gpio = 1 << 0, .polarity = REVERSE },
 426                         { .name = "power",      .gpio = 1 << 2, .polarity = REVERSE },
 427                         { .name = "link",       .gpio = 1 << 11, .polarity = REVERSE },
 428                 },
 429         },
 430         [WL330GE] = {
 431                 .name           = "ASUS WL-330gE",
 432                 .buttons        = {
 433                         { .name = "reset",      .gpio = 1 << 2 },
 434                 },
 435                 .leds           = {
 436                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 437                 },
 438         },
 439         [WL500G] = {
 440                 .name           = "ASUS WL-500g",
 441                 .buttons        = {
 442                         { .name = "reset",      .gpio = 1 << 6 },
 443                 },
 444                 .leds           = {
 445                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 446                 },
 447         },
 448         [WL500GD] = {
 449                 .name           = "ASUS WL-500g Deluxe",
 450                 .buttons        = {
 451                         { .name = "reset",      .gpio = 1 << 6 },
 452                 },
 453                 .leds           = {
 454                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 455                 },
 456         },
 457         [WL500GP] = {
 458                 .name           = "ASUS WL-500g Premium",
 459                 .buttons        = {
 460                         { .name = "reset",      .gpio = 1 << 0 },
 461                         { .name = "ses",        .gpio = 1 << 4 },
 462                 },
 463                 .leds           = {
 464                         { .name = "power",      .gpio = 1 << 1, .polarity = REVERSE },
 465                 },
 466         },
 467         [WL500GPV2] = {
 468                 .name           = "ASUS WL-500g Premium V2",
 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         [WL500W] = {
 479                 .name           = "ASUS WL-500W",
 480                 .buttons        = {
 481                         { .name = "reset",      .gpio = 1 << 6 },
 482                         { .name = "ses",        .gpio = 1 << 7 },
 483                 },
 484                 .leds           = {
 485                         { .name = "power",      .gpio = 1 << 5, .polarity = REVERSE },
 486                 },
 487         },
 488         [WL520GC] = {
 489                 .name           = "ASUS WL-520GC",
 490                 .buttons        = {
 491                         { .name = "reset",      .gpio = 1 << 2 },
 492                         { .name = "ses",        .gpio = 1 << 3 },
 493                 },
 494                 .leds           = {
 495                 { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 496                         { .name = "wlan",       .gpio = 1 << 1, .polarity = REVERSE },
 497                 },
 498         },
 499         [WL520GU] = {
 500                 .name           = "ASUS WL-520gU",
 501                 .buttons        = {
 502                         { .name = "reset",      .gpio = 1 << 2 },
 503                         { .name = "ses",        .gpio = 1 << 3 },
 504                 },
 505                 .leds           = {
 506                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 507                         { .name = "wlan",       .gpio = 1 << 1, .polarity = REVERSE },
 508                 },
 509         },
 510         [ASUS_4702] = {
 511                 .name           = "ASUS (unknown, BCM4702)",
 512                 .buttons        = {
 513                         { .name = "reset",      .gpio = 1 << 6 },
 514                 },
 515                 .leds           = {
 516                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 517                 },
 518         },
 519         [WL700GE] = {
 520                 .name           = "ASUS WL-700gE",
 521                 .buttons        = {
 522                         { .name = "reset",      .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
 523                         { .name = "ses",        .gpio = 1 << 4 }, // on back, actual name ezsetup
 524                         { .name = "power",      .gpio = 1 << 0 }, // on front
 525                         { .name = "copy",       .gpio = 1 << 6 }, // on front
 526                 },
 527                 .leds           = {
 528 #if 0
 529                         // GPIO that controls power led also enables/disables some essential functions
 530                         // - power to HDD
 531                         // - switch leds
 532                         { .name = "power",      .gpio = 1 << 3, .polarity = NORMAL },  // actual name power
 533 #endif
 534                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
 535                 },
 536                 .platform_init = bcm4780_init,
 537         },
 538         [RTN16] = {
 539                 .name           = "ASUS RT-N16",
 540                 .buttons        = {
 541                         { .name = "reset",      .gpio = 1 << 8 },
 542                         { .name = "ses",        .gpio = 1 << 5 },
 543                 },
 544                 .leds           = {
 545                         { .name = "power",      .gpio = 1 << 1, .polarity = REVERSE },
 546                         { .name = "wlan",       .gpio = 1 << 7, .polarity = NORMAL },
 547                 },
 548         },
 549         /* Buffalo */
 550         [WHR_G54S] = {
 551                 .name           = "Buffalo WHR-G54S",
 552                 .buttons        = {
 553                         { .name = "reset",      .gpio = 1 << 4 },
 554                         { .name = "bridge",     .gpio = 1 << 5 },
 555                         { .name = "ses",        .gpio = 1 << 0 },
 556                 },
 557                 .leds           = {
 558                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 559                         { .name = "internal",   .gpio = 1 << 3, .polarity = REVERSE },
 560                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 561                         { .name = "bridge",     .gpio = 1 << 1, .polarity = REVERSE },
 562                         { .name = "wlan",       .gpio = 1 << 2, .polarity = REVERSE },
 563                 },
 564         },
 565         [WBR2_G54] = {
 566                 .name           = "Buffalo WBR2-G54",
 567                 /* FIXME: verify */
 568                 .buttons        = {
 569                         { .name = "reset",      .gpio = 1 << 7 },
 570                 },
 571                 .leds           = {
 572                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE },
 573                 },
 574         },
 575         [WHR_HP_G54] = {
 576                 .name           = "Buffalo WHR-HP-G54",
 577                 .buttons        = {
 578                         { .name = "reset",      .gpio = 1 << 4 },
 579                         { .name = "bridge",     .gpio = 1 << 5 },
 580                         { .name = "ses",        .gpio = 1 << 0 },
 581                 },
 582                 .leds           = {
 583                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 584                         { .name = "internal",   .gpio = 1 << 3, .polarity = REVERSE },
 585                         { .name = "bridge",     .gpio = 1 << 1, .polarity = REVERSE },
 586                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 587                         { .name = "wlan",       .gpio = 1 << 2, .polarity = REVERSE },
 588                 },
 589         },
 590         [WHR_G125] = {
 591                 .name           = "Buffalo WHR-G125",
 592                 .buttons        = {
 593                         { .name = "reset",      .gpio = 1 << 4 },
 594                         { .name = "bridge",     .gpio = 1 << 5 },
 595                         { .name = "ses",        .gpio = 1 << 0 },
 596                 },
 597                 .leds           = {
 598                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 599                         { .name = "internal",   .gpio = 1 << 3, .polarity = REVERSE },
 600                         { .name = "bridge",     .gpio = 1 << 1, .polarity = REVERSE },
 601                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 602                         { .name = "wlan",       .gpio = 1 << 2, .polarity = REVERSE },
 603                 },
 604         },
 605         [WHR2_A54G54] = {
 606                 .name           = "Buffalo WHR2-A54G54",
 607                 .buttons        = {
 608                         { .name = "reset",      .gpio = 1 << 4 },
 609                 },
 610                 .leds           = {
 611                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 612                 },
 613         },
 614         [WLA2_G54L] = {
 615                 .name           = "Buffalo WLA2-G54L",
 616                 /* FIXME: verify */
 617                 .buttons        = {
 618                         { .name = "reset",      .gpio = 1 << 7 },
 619                 },
 620                 .leds           = {
 621                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE },
 622                 },
 623         },
 624         [WZR_G300N] = {
 625                 .name           = "Buffalo WZR-G300N",
 626                 .buttons        = {
 627                         { .name = "reset",      .gpio = 1 << 4 },
 628                 },
 629                 .leds           = {
 630                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 631                         { .name = "bridge",     .gpio = 1 << 1, .polarity = REVERSE },
 632                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 633                 },
 634         },
 635         [WZR_RS_G54] = {
 636                 .name           = "Buffalo WZR-RS-G54",
 637                 .buttons        = {
 638                         { .name = "ses",        .gpio = 1 << 0 },
 639                         { .name = "reset",      .gpio = 1 << 4 },
 640                 },
 641                 .leds           = {
 642                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 643                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 644                         { .name = "vpn",        .gpio = 1 << 1, .polarity = REVERSE },
 645                 },
 646         },
 647         [WZR_RS_G54HP] = {
 648                 .name           = "Buffalo WZR-RS-G54HP",
 649                 .buttons        = {
 650                         { .name = "ses",        .gpio = 1 << 0 },
 651                         { .name = "reset",      .gpio = 1 << 4 },
 652                 },
 653                 .leds           = {
 654                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 655                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 656                         { .name = "vpn",        .gpio = 1 << 1, .polarity = REVERSE },
 657                 },
 658         },
 659         [BUFFALO_UNKNOWN] = {
 660                 .name           = "Buffalo (unknown)",
 661                 .buttons        = {
 662                         { .name = "reset",      .gpio = 1 << 7 },
 663                 },
 664                 .leds           = {
 665                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE },
 666                 },
 667         },
 668         [BUFFALO_UNKNOWN_4710] = {
 669                 .name           = "Buffalo (unknown, BCM4710)",
 670                 .buttons        = {
 671                         { .name = "reset",      .gpio = 1 << 4 },
 672                 },
 673                 .leds           = {
 674                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE },
 675                 },
 676         },
 677         /* Siemens */
 678         [SE505V1] = {
 679                 .name           = "Siemens SE505 V1",
 680                 .buttons        = {
 681                         /* No usable buttons */
 682                 },
 683                 .leds           = {
 684 //                      { .name = "power",      .gpio = 1 << 0  .polarity = REVERSE },  // Usable when retrofitting D26 (?)
 685                         { .name = "dmz",        .gpio = 1 << 4, .polarity = REVERSE },  // actual name WWW
 686                         { .name = "wlan",       .gpio = 1 << 3, .polarity = REVERSE },
 687                 },
 688         },
 689         [SE505V2] = {
 690                 .name           = "Siemens SE505 V2",
 691                 .buttons        = {
 692                         /* No usable buttons */
 693                 },
 694                 .leds           = {
 695                         { .name = "power",      .gpio = 1 << 5, .polarity = REVERSE },
 696                         { .name = "dmz",        .gpio = 1 << 0, .polarity = REVERSE },  // actual name WWW
 697                         { .name = "wlan",       .gpio = 1 << 3, .polarity = REVERSE },
 698                 },
 699         },
 700         /* US Robotics */
 701         [USR5461] = {
 702                 .name           = "U.S. Robotics USR5461",
 703                 .buttons        = {
 704                         /* No usable buttons */
 705                 },
 706                 .leds           = {
 707                         { .name = "wlan",       .gpio = 1 << 0, .polarity = REVERSE },
 708                         { .name = "printer",    .gpio = 1 << 1, .polarity = REVERSE },
 709                 },
 710         },
 711         /* Dell */
 712         [TM2300] = {
 713                 .name           = "Dell TrueMobile 2300",
 714                 .buttons        = {
 715                         { .name = "reset",      .gpio = 1 << 0 },
 716                 },
 717                 .leds           = {
 718                         { .name = "wlan",       .gpio = 1 << 6, .polarity = REVERSE },
 719                         { .name = "power",      .gpio = 1 << 7, .polarity = REVERSE },
 720                 },
 721         },
 722         [TM2300V2] = {
 723                 .name           = "Dell TrueMobile 2300 v2",
 724                 .buttons        = {
 725                         { .name = "reset",      .gpio = 1 << 0 },
 726                 },
 727                 .leds           = {
 728                         { .name = "wlan",       .gpio = 1 << 6, .polarity = REVERSE },
 729                         { .name = "power",      .gpio = 1 << 7, .polarity = REVERSE },
 730                 },
 731         },
 732         /* Motorola */
 733         [WE800G] = {
 734                 .name           = "Motorola WE800G",
 735                 .buttons        = {
 736                         { .name = "reset",      .gpio = 1 << 0 },
 737                 },
 738                 .leds           = {
 739                         { .name = "power",      .gpio = 1 << 4, .polarity = NORMAL },
 740                         { .name = "diag",       .gpio = 1 << 2, .polarity = REVERSE },
 741                         { .name = "wlan_amber", .gpio = 1 << 1, .polarity = NORMAL },
 742                 },
 743         },
 744         [WR850GV1] = {
 745                 .name           = "Motorola WR850G V1",
 746                 .buttons        = {
 747                         { .name = "reset",      .gpio = 1 << 0 },
 748                 },
 749                 .leds           = {
 750                         { .name = "power",      .gpio = 1 << 4, .polarity = NORMAL },
 751                         { .name = "diag",       .gpio = 1 << 3, .polarity = REVERSE },
 752                         { .name = "dmz",        .gpio = 1 << 6, .polarity = NORMAL },
 753                         { .name = "wlan_red",   .gpio = 1 << 5, .polarity = REVERSE },
 754                         { .name = "wlan_green", .gpio = 1 << 7, .polarity = REVERSE },
 755                 },
 756         },
 757         [WR850GV2V3] = {
 758                 .name           = "Motorola WR850G V2/V3",
 759                 .buttons        = {
 760                         { .name = "reset",      .gpio = 1 << 5 },
 761                 },
 762                 .leds           = {
 763                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 764                         { .name = "wlan",       .gpio = 1 << 0, .polarity = REVERSE },
 765                         { .name = "wan",        .gpio = 1 << 6, .polarity = INPUT },
 766                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 767                 },
 768         },
 769         [WR850GP] = {
 770                 .name           = "Motorola WR850GP",
 771                 .buttons        = {
 772                         { .name = "reset",      .gpio = 1 << 5 },
 773                 },
 774                 .leds           = {
 775                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 776                         { .name = "wlan",       .gpio = 1 << 0, .polarity = REVERSE },
 777                         { .name = "dmz",        .gpio = 1 << 6, .polarity = REVERSE },
 778                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 779                 },
 780         },
 781
 782         /* Belkin */
 783         [BELKIN_UNKNOWN] = {
 784                 .name           = "Belkin (unknown)",
 785                 /* FIXME: verify & add detection */
 786                 .buttons        = {
 787                         { .name = "reset",      .gpio = 1 << 7 },
 788                 },
 789                 .leds           = {
 790                         { .name = "power",      .gpio = 1 << 5, .polarity = NORMAL },
 791                         { .name = "wlan",       .gpio = 1 << 3, .polarity = NORMAL },
 792                         { .name = "connected",  .gpio = 1 << 0, .polarity = NORMAL },
 793                 },
 794         },
 795         [BELKIN_F7D4301] = {
 796                 .name           = "Belkin PlayMax F7D4301",
 797                 .buttons        = {
 798                         { .name = "reset",      .gpio = 1 << 6 },
 799                         { .name = "wps",        .gpio = 1 << 8 },
 800                 },
 801                 .leds           = {
 802                         { .name = "power",      .gpio = 1 << 11, .polarity = REVERSE },
 803                         { .name = "wlan",       .gpio = 1 << 13, .polarity = REVERSE },
 804                         { .name = "led0",       .gpio = 1 << 14, .polarity = REVERSE },
 805                         { .name = "led1",       .gpio = 1 << 15, .polarity = REVERSE },
 806                 },
 807         },
 808         /* Netgear */
 809         [WGT634U] = {
 810                 .name           = "Netgear WGT634U",
 811                 .buttons        = {
 812                         { .name = "reset",      .gpio = 1 << 2 },
 813                 },
 814                 .leds           = {
 815                         { .name = "power",      .gpio = 1 << 3, .polarity = NORMAL },
 816                 },
 817         },
 818         /* Netgear */
 819         [WNR834BV1] = {
 820                 .name           = "Netgear WNR834B V1",
 821                 .buttons        = { /* TODO: add reset button and confirm LEDs - GPIO from dd-wrt */ },
 822                 .leds           = {
 823                         { .name = "power",      .gpio = 1 << 4, .polarity = REVERSE },
 824                         { .name = "diag",       .gpio = 1 << 5, .polarity = REVERSE },
 825                         { .name = "wlan",       .gpio = 1 << 6, .polarity = REVERSE },
 826                 },
 827         },
 828         /* Netgear */
 829         [WNR834BV2] = {
 830                 .name           = "Netgear WNR834B V2",
 831                 .buttons        = {
 832                         { .name = "reset",      .gpio = 1 << 6 },
 833                 },
 834                 .leds           = {
 835                         { .name = "power",      .gpio = 1 << 2, .polarity = NORMAL },
 836                         { .name = "diag",       .gpio = 1 << 3, .polarity = NORMAL },
 837                         { .name = "connected",  .gpio = 1 << 7, .polarity = NORMAL },
 838                 },
 839         },
 840         /* Trendware */
 841         [TEW411BRPP] = {
 842                 .name           = "Trendware TEW411BRP+",
 843                 .buttons        = {
 844                         { /* No usable buttons */ },
 845                 },
 846                 .leds           = {
 847                         { .name = "power",      .gpio = 1 << 7, .polarity = NORMAL },
 848                         { .name = "wlan",       .gpio = 1 << 1, .polarity = NORMAL },
 849                         { .name = "bridge",     .gpio = 1 << 6, .polarity = NORMAL },
 850                 },
 851         },
 852         /* SimpleTech */
 853         [STI_NAS] = {
 854                 .name      = "SimpleTech SimpleShare NAS",
 855                 .buttons        = {
 856                         { .name = "reset",      .gpio = 1 << 0 }, // Power button on back, named reset to enable failsafe.
 857                 },
 858                 .leds      = {
 859                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
 860                 },
 861                 .platform_init = bcm4780_init,
 862         },
 863         /* D-Link */
 864         [DIR130] = {
 865                 .name     = "D-Link DIR-130",
 866                 .buttons        = {
 867                         { .name = "reset",      .gpio = 1 << 3},
 868                         { .name = "reserved",   .gpio = 1 << 7},
 869                 },
 870                 .leds      = {
 871                         { .name = "diag",       .gpio = 1 << 0},
 872                         { .name = "blue",       .gpio = 1 << 6},
 873                 },
 874         },
 875         [DIR320] = {
 876                 .name     = "D-Link DIR-320",
 877                 .buttons        = {
 878                         { .name = "reserved",   .gpio = 1 << 6},
 879                         { .name = "reset",      .gpio = 1 << 7},
 880                 },
 881                 .leds      = {
 882                         { .name = "wlan",       .gpio = 1 << 0, .polarity = NORMAL },
 883                         { .name = "diag",       .gpio = 1 << 1, .polarity = NORMAL }, /* "status led */
 884                         { .name = "red",        .gpio = 1 << 3, .polarity = REVERSE },
 885                         { .name = "blue",       .gpio = 1 << 4, .polarity = REVERSE },
 886                         { .name = "usb",        .gpio = 1 << 5, .polarity = NORMAL },
 887                 },
 888         },
 889         [DIR330] = {
 890                 .name     = "D-Link DIR-330",
 891                 .buttons        = {
 892                         { .name = "reset",      .gpio = 1 << 3},
 893                         { .name = "reserved",   .gpio = 1 << 7},
 894                 },
 895                 .leds      = {
 896                         { .name = "diag",       .gpio = 1 << 0},
 897                         { .name = "usb",        .gpio = 1 << 4},
 898                         { .name = "blue",       .gpio = 1 << 6},
 899                 },
 900         },
 901         [DWL3150] = {
 902                 .name   = "D-Link DWL-3150",
 903                 .buttons        = {
 904                         { .name = "reset",      .gpio = 1 << 7},
 905                 },
 906                 .leds     = {
 907                         { .name = "diag",       .gpio = 1 << 2},
 908                         { .name = "status",     .gpio = 1 << 1},
 909                 },
 910         },
 911         /* Double check */
 912         [WL105B] = {
 913                 .name   = "Sitecom WL-105b",
 914                 .buttons        = {
 915                         { .name = "reset",      .gpio = 1 << 10},
 916                 },
 917                 .leds     = {
 918                         { .name = "wlan",       .gpio = 1 << 4},
 919                         { .name = "power",      .gpio = 1 << 3},
 920                 },
 921         },
 922         /* Western Digital Net Center */
 923         [WDNetCenter] = {
 924                 .name   = "Western Digital NetCenter",
 925                 .buttons        = {
 926                         { .name = "power",      .gpio = 1 << 0},
 927                         { .name = "reset",      .gpio = 1 << 7},
 928                 },
 929                 .platform_init = NetCenter_init,
 930         },
 931         /* Askey (and clones) */
 932         [RT210W] = {
 933                 .name           = "Askey RT210W",
 934                 .buttons        = {
 935                         /* Power button is hard-wired to hardware reset */
 936                         /* but is also connected to GPIO 7 (probably for bootloader recovery)  */
 937                         { .name = "power",      .gpio = 1 << 7},
 938                 },
 939                 .leds           = {
 940                         /* These were verified and named based on Belkin F5D4230-4 v1112 */
 941                         { .name = "connected",  .gpio = 1 << 0, .polarity = REVERSE },
 942                         { .name = "wlan",       .gpio = 1 << 3, .polarity = REVERSE },
 943                         { .name = "power",      .gpio = 1 << 5, .polarity = REVERSE },
 944                 },
 945         },
 946         [WL1600GL] = {
 947                 .name           = "OvisLink WL-1600GL",
 948                 .buttons        = {
 949                         { .name = "reset",      .gpio = 1 << 3 },
 950                         { .name = "ses",        .gpio = 1 << 4 },
 951                 },
 952                 .leds           = {
 953                         { .name = "power",      .gpio = 1 << 5, .polarity = REVERSE },
 954                         { .name = "wps",        .gpio = 1 << 2, .polarity = REVERSE },
 955                         { .name = "wlan",       .gpio = 1 << 1, .polarity = REVERSE },
 956                         { .name = "connected",  .gpio = 1 << 0, .polarity = REVERSE },
 957                 },
 958         },
 959         /* Microsoft */
 960         [MN700] = {
 961                 .name   = "Microsoft MN-700",
 962                 .buttons        = {
 963                         { .name = "reset",      .gpio = 1 << 7 },
 964                 },
 965                 .leds     = {
 966                         { .name = "power",      .gpio = 1 << 6, .polarity = NORMAL },
 967                 },
 968         },
 969         /* Edimax */
 970         [PS1208MFG] = {
 971                 .name   = "Edimax PS-1208MFG",
 972                 .buttons        = {
 973                         { .name = "reset",      .gpio = 1 << 4 },
 974                 },
 975                 .leds     = {
 976                         { .name = "status",     .gpio = 1 << 1, .polarity = NORMAL },
 977                         { .name = "wlan",       .gpio = 1 << 0, .polarity = NORMAL },
 978                 },
 979         },
 980 };
 981
 982 static struct platform_t __init *platform_detect(void)
 983 {
 984         char *boardnum, *boardtype, *buf;
 985
 986         if (strcmp(getvar("nvram_type"), "cfe") == 0)
 987                 return &platforms[WGT634U];
 988
 989         /* Look for a model identifier */
 990
 991         /* Based on "model_name" */
 992         if ((buf = nvram_get("model_name"))) {
 993                 if (!strcmp(buf, "DIR-130"))
 994                         return &platforms[DIR130];
 995                 if (!strcmp(buf, "DIR-330"))
 996                         return &platforms[DIR330];
 997         }
 998
 999         /* Based on "wsc_modelname */
1000         if ((buf = nvram_get("wsc_modelname"))) {
1001                 if (!strcmp(buf, "WRT610N"))
1002                         return &platforms[WRT610N];
1003         }
1004
1005         /* Based on "model_no" */
1006         if ((buf = nvram_get("model_no"))) {
1007                 if (startswith(buf,"WL700")) /* WL700* */
1008                         return &platforms[WL700GE];
1009         }
1010
1011         /* Based on "hardware_version" */
1012         if ((buf = nvram_get("hardware_version"))) {
1013                 if (startswith(buf,"WL500GPV2-")) /* WL500GPV2-* */
1014                         return &platforms[WL500GPV2];
1015                 if (startswith(buf,"WL520GC-")) /* WL520GU-* */
1016                         return &platforms[WL520GC];
1017                 if (startswith(buf,"WL520GU-")) /* WL520GU-* */
1018                         return &platforms[WL520GU];
1019                 if (startswith(buf,"WL330GE-")) /* WL330GE-* */
1020                         return &platforms[WL330GE];
1021                 if (startswith(buf,"RT-N16-")) /* RT-N16-* */
1022                         return &platforms[RTN16];
1023                 if (startswith(buf,"F7D4301")) /* F7D4301* */
1024                         return &platforms[BELKIN_F7D4301];
1025         }
1026
1027         /* Based on "ModelId" */
1028         if ((buf = nvram_get("ModelId"))) {
1029                 if (!strcmp(buf, "WR850GP"))
1030                         return &platforms[WR850GP];
1031                 if (!strcmp(buf, "WR850G"))
1032                         return &platforms[WR850GV2V3];
1033                 if (!strcmp(buf, "WX-5565") && !strcmp(getvar("boardtype"),"bcm94710ap"))
1034                         return &platforms[TM2300]; /* Dell TrueMobile 2300 */
1035                 if (startswith(buf,"WE800G")) /* WE800G* */
1036                         return &platforms[WE800G];
1037         }
1038
1039         /* Buffalo */
1040         if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
1041                 /* Buffalo hardware, check id for specific hardware matches */
1042                 if (!strcmp(buf, "29bb0332"))
1043                         return &platforms[WBR2_G54];
1044                 if (!strcmp(buf, "29129"))
1045                         return &platforms[WLA2_G54L];
1046                 if (!strcmp(buf, "30189"))
1047                         return &platforms[WHR_HP_G54];
1048                 if (!strcmp(buf, "32093"))
1049                         return &platforms[WHR_G125];
1050                 if (!strcmp(buf, "30182"))
1051                         return &platforms[WHR_G54S];
1052                 if (!strcmp(buf, "290441dd"))
1053                         return &platforms[WHR2_A54G54];
1054                 if (!strcmp(buf, "31120"))
1055                         return &platforms[WZR_G300N];
1056                 if (!strcmp(buf, "30083"))
1057                         return &platforms[WZR_RS_G54];
1058                 if (!strcmp(buf, "30103"))
1059                         return &platforms[WZR_RS_G54HP];
1060         }
1061
1062         /* no easy model number, attempt to guess */
1063         boardnum = getvar("boardnum");
1064         boardtype = getvar("boardtype");
1065
1066         if (!strcmp(boardnum, "20070615")) { /* Linksys WRT600N  v1/V1.1 */
1067                 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
1068                         return &platforms[WRT600NV11];
1069
1070         if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0"))
1071                         return &platforms[WRT600N];
1072         }
1073
1074         /*
1075          * Normally, these would go inside the "CFE based - newer hardware" block below; however, during early init, the
1076          * "pmon_ver" variable is not available on the E3000v1 (and probably the WRT610Nv2 also).  Until this is figured out,
1077          * these will need to remain here in order for platform detection to work.
1078          */
1079         if (!strcmp(boardnum, "42")) { /* Linksys */
1080                 if (!strcmp(boardtype, "0x04cf") && !strcmp(getvar("boot_hw_model"), "E300") && !strcmp(getvar("boot_hw_ver"), "1.0"))
1081                         return &platforms[E3000V1];
1082
1083                 if (!strcmp(boardtype, "0x04cf") && !strcmp(getvar("boot_hw_model"), "WRT610N") && !strcmp(getvar("boot_hw_ver"), "2.0"))
1084                         return &platforms[WRT610NV2];
1085         }
1086
1087         if (startswith(getvar("pmon_ver"), "CFE")) {
1088                 /* CFE based - newer hardware */
1089                 if (!strcmp(boardnum, "42")) { /* Linksys */
1090                         if (!strcmp(boardtype, "0x478") && !strcmp(getvar("boot_hw_model"), "WRT300N") && !strcmp(getvar("boot_hw_ver"), "1.1"))
1091                                 return &platforms[WRT300NV11];
1092
1093                         if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "1"))
1094                                 return &platforms[WRT350N];
1095
1096                         if (!strcmp(boardtype, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
1097                                 return &platforms[WRT54G3G];
1098
1099                         if (!strcmp(boardtype, "0x042f") && !strcmp(getvar("model_name"), "WRT54G3GV2-VF"))
1100                                 return &platforms[WRT54G3GV2_VF];
1101
1102                         if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
1103                                 return &platforms[WRTSL54GS];
1104
1105                         if (!strcmp(boardtype, "0x0472"))
1106                                 return &platforms[WRT160N];
1107
1108                         /* default to WRT54G */
1109                         return &platforms[WRT54G];
1110                 }
1111                 if (!strcmp(boardnum, "1024") && !strcmp(boardtype, "0x0446"))
1112                         return &platforms[WAP54GV2];
1113
1114                 if (!strcmp(boardnum, "8") && !strcmp(boardtype, "0x048e"))
1115                         return &platforms[WL1600GL];
1116
1117
1118                 if (!strcmp(boardnum, "44") || !strcmp(boardnum, "44\r")) {
1119                         if (!strcmp(boardtype,"0x0101") || !strcmp(boardtype, "0x0101\r"))
1120                                 return &platforms[TM2300V2]; /* Dell TrueMobile 2300 v2 */
1121                 }
1122
1123                 if (!strcmp(boardnum, "45")) { /* ASUS */
1124                         if (!strcmp(boardtype,"0x042f"))
1125                                 return &platforms[WL500GP];
1126                         else if (!strcmp(boardtype,"0x0472"))
1127                                 return &platforms[WL500W];
1128                         else if (!strcmp(boardtype,"0x467"))
1129                                 return &platforms[WL320GE];
1130                         else
1131                                 return &platforms[WL500GD];
1132                 }
1133
1134                 if (!strcmp(boardnum, "10496"))
1135                         return &platforms[USR5461];
1136
1137                 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
1138                         return &platforms[SE505V2];
1139
1140                 if (!strcmp(boardtype, "0x048e") && !strcmp(getvar("boardrev"),"0x35") &&
1141                                 !strcmp(getvar("boardflags"), "0x750")) /* D-Link DIR-320 */
1142                         return &platforms[DIR320];
1143
1144                 if (!strncmp(boardnum, "TH",2) && !strcmp(boardtype,"0x042f")) {
1145                         return &platforms[WDNetCenter];
1146                 }
1147
1148                 if (!strcmp(boardtype,"0x0472") && !strcmp(getvar("cardbus"), "1")) { /* Netgear WNR834B  V1 and V2*/
1149                         if (!strcmp(boardnum, "08") || !strcmp(boardnum, "8"))
1150                                 return &platforms[WNR834BV1];
1151                         if (!strcmp(boardnum, "01") || !strcmp(boardnum, "1"))
1152                                 return &platforms[WNR834BV2];
1153                 }
1154
1155         } else { /* PMON based - old stuff */
1156                 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 9) &&
1157                         (simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 30)) {
1158                         return &platforms[WR850GV1];
1159                 }
1160                 if (startswith(boardtype, "bcm94710dev")) {
1161                         if (!strcmp(boardnum, "42"))
1162                                 return &platforms[WRT54GV1];
1163                         if (simple_strtoul(boardnum, NULL, 0) == 2)
1164                                 return &platforms[WAP54GV1];
1165                 }
1166                 /* MN-700 has also hardware_version 'WL500-...', so use boardnum */
1167                 if (startswith(getvar("hardware_version"), "WL500-")) {
1168                         if (!strcmp(getvar("boardnum"), "mn700"))
1169                                 return &platforms[MN700];
1170                         else
1171                                 return &platforms[WL500G];
1172                 }
1173                 if (startswith(getvar("hardware_version"), "WL300-")) {
1174                         /* Either WL-300g or WL-HDD, do more extensive checks */
1175                         if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1176                                 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 1))
1177                                 return &platforms[WLHDD];
1178                         if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1179                                 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 10))
1180                                 return &platforms[WL300G];
1181                 }
1182                 /* Sitecom WL-105b */
1183                 if (startswith(boardnum, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 1)
1184                         return &platforms[WL105B];
1185
1186                 /* unknown asus stuff, probably bcm4702 */
1187                 if (startswith(boardnum, "asusX"))
1188                         return &platforms[ASUS_4702];
1189
1190                 /* bcm4702 based Askey RT210W clones, Including:
1191                  * Askey RT210W (duh?)
1192                  * Siemens SE505v1
1193                  * Belkin F5D7230-4 before version v1444 (MiniPCI slot, not integrated)
1194                  */
1195                 if (!strcmp(boardtype,"bcm94710r4")
1196                  && !strcmp(boardnum ,"100")
1197                  && !strcmp(getvar("pmon_ver"),"v1.03.12.bk")
1198                    ){
1199                         return &platforms[RT210W];
1200                 }
1201         }
1202
1203         if (buf || !strcmp(boardnum, "00")) {/* probably buffalo */
1204                 if (startswith(boardtype, "bcm94710ap"))
1205                         return &platforms[BUFFALO_UNKNOWN_4710];
1206                 else
1207                         return &platforms[BUFFALO_UNKNOWN];
1208         }
1209
1210         if (startswith(getvar("CFEver"), "MotoWRv2") ||
1211                 startswith(getvar("CFEver"), "MotoWRv3") ||
1212                 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
1213
1214                 return &platforms[WR850GV2V3];
1215         }
1216
1217         if (!strcmp(boardnum, "44") && !strcmp(getvar("boardflags"),"0x0388")) {  /* Trendware TEW-411BRP+ */
1218                 return &platforms[TEW411BRPP];
1219         }
1220
1221         if (startswith(boardnum, "04FN")) /* SimpleTech SimpleShare */
1222                 return &platforms[STI_NAS];
1223
1224         if (!strcmp(boardnum, "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
1225                 return &platforms[DWL3150];
1226
1227         if (!strcmp(boardnum, "01") && !strcmp(boardtype, "0x048e") && /* Edimax PS1208MFG */
1228                 !strcmp(getvar("status_gpio"), "1")) /* gpio based detection */
1229                 return &platforms[PS1208MFG];
1230
1231         /* not found */
1232         return NULL;
1233 }
1234
1235 static void register_buttons(struct button_t *b)
1236 {
1237         for (; b->name; b++)
1238                 platform.button_mask |= b->gpio;
1239
1240         platform.button_mask &= ~gpiomask;
1241
1242         gpio_outen(platform.button_mask, 0);
1243         gpio_control(platform.button_mask, 0);
1244         platform.button_polarity = gpio_in() & platform.button_mask;
1245         gpio_intpolarity(platform.button_mask, platform.button_polarity);
1246         gpio_setintmask(platform.button_mask, platform.button_mask);
1247
1248         gpio_set_irqenable(1, button_handler);
1249 }
1250
1251 static void unregister_buttons(struct button_t *b)
1252 {
1253         gpio_setintmask(platform.button_mask, 0);
1254
1255         gpio_set_irqenable(0, button_handler);
1256 }
1257
1258
1259 static void add_msg(struct event_t *event, char *msg, int argv)
1260 {
1261         char *s;
1262
1263         if (argv)
1264                 return;
1265
1266         s = skb_put(event->skb, strlen(msg) + 1);
1267         strcpy(s, msg);
1268 }
1269
1270 static void hotplug_button(struct work_struct *work)
1271 {
1272         struct event_t *event = container_of(work, struct event_t, wq);
1273         char *s;
1274
1275         event->skb = alloc_skb(2048, GFP_KERNEL);
1276
1277         s = skb_put(event->skb, strlen(event->action) + 2);
1278         sprintf(s, "%s@", event->action);
1279         fill_event(event);
1280
1281         NETLINK_CB(event->skb).dst_group = 1;
1282         broadcast_uevent(event->skb, 0, 1, GFP_KERNEL);
1283
1284         kfree(event);
1285 }
1286
1287
1288 static int fill_event (struct event_t *event)
1289 {
1290         static char buf[128];
1291
1292         add_msg(event, "HOME=/", 0);
1293         add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1294         add_msg(event, "SUBSYSTEM=button", 0);
1295         snprintf(buf, 128, "ACTION=%s", event->action);
1296         add_msg(event, buf, 0);
1297         snprintf(buf, 128, "BUTTON=%s", event->name);
1298         add_msg(event, buf, 0);
1299         snprintf(buf, 128, "SEEN=%ld", event->seen);
1300         add_msg(event, buf, 0);
1301         snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
1302         add_msg(event, buf, 0);
1303
1304         return 0;
1305 }
1306
1307
1308 static irqreturn_t button_handler(int irq, void *dev_id)
1309 {
1310         struct button_t *b;
1311         u32 in, changed;
1312
1313         in = gpio_in() & platform.button_mask;
1314         gpio_intpolarity(platform.button_mask, in);
1315         changed = platform.button_polarity ^ in;
1316         platform.button_polarity = in;
1317
1318         changed &= ~gpio_outen(0, 0);
1319
1320         for (b = platform.buttons; b->name; b++) {
1321                 struct event_t *event;
1322
1323                 if (!(b->gpio & changed)) continue;
1324
1325                 b->pressed ^= 1;
1326
1327                 if ((event = (struct event_t *)kzalloc (sizeof(struct event_t), GFP_ATOMIC))) {
1328                         event->seen = (jiffies - b->seen)/HZ;
1329                         event->name = b->name;
1330                         event->action = b->pressed ? "pressed" : "released";
1331                         INIT_WORK(&event->wq, (void *)(void *)hotplug_button);
1332                         schedule_work(&event->wq);
1333                 }
1334
1335                 b->seen = jiffies;
1336         }
1337         return IRQ_HANDLED;
1338 }
1339
1340 static void register_leds(struct led_t *l)
1341 {
1342         struct proc_dir_entry *p;
1343         u32 mask = 0;
1344         u32 oe_mask = 0;
1345         u32 val = 0;
1346
1347         leds = proc_mkdir("led", diag);
1348         if (!leds)
1349                 return;
1350
1351         for(; l->name; l++) {
1352                 if (l->gpio & gpiomask)
1353                         continue;
1354
1355                 if (l->gpio & GPIO_TYPE_EXTIF) {
1356                         l->state = 0;
1357                         set_led_extif(l);
1358                 } else {
1359                         if (l->polarity != INPUT) oe_mask |= l->gpio;
1360                         mask |= l->gpio;
1361                         val |= (l->polarity == NORMAL)?0:l->gpio;
1362                 }
1363
1364                 if (l->polarity == INPUT) continue;
1365
1366                 if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
1367                         l->proc.type = PROC_LED;
1368                         l->proc.ptr = l;
1369                         p->data = (void *) &l->proc;
1370                         p->proc_fops = &diag_proc_fops;
1371                 }
1372         }
1373
1374         gpio_outen(mask, oe_mask);
1375         gpio_control(mask, 0);
1376         gpio_out(mask, val);
1377         gpio_setintmask(mask, 0);
1378 }
1379
1380 static void unregister_leds(struct led_t *l)
1381 {
1382         for(; l->name; l++)
1383                 remove_proc_entry(l->name, leds);
1384
1385         remove_proc_entry("led", diag);
1386 }
1387
1388 static void set_led_extif(struct led_t *led)
1389 {
1390         gpio_set_extif(led->gpio, led->state);
1391 }
1392
1393 static void led_flash(unsigned long dummy) {
1394         struct led_t *l;
1395         u32 mask = 0;
1396         u8 extif_blink = 0;
1397
1398         for (l = platform.leds; l->name; l++) {
1399                 if (l->flash) {
1400                         if (l->gpio & GPIO_TYPE_EXTIF) {
1401                                 extif_blink = 1;
1402                                 l->state = !l->state;
1403                                 set_led_extif(l);
1404                         } else {
1405                                 mask |= l->gpio;
1406                         }
1407                 }
1408         }
1409
1410         mask &= ~gpiomask;
1411         if (mask) {
1412                 u32 val = ~gpio_in();
1413
1414                 gpio_outen(mask, mask);
1415                 gpio_control(mask, 0);
1416                 gpio_out(mask, val);
1417         }
1418         if (mask || extif_blink) {
1419                 mod_timer(&led_timer, jiffies + FLASH_TIME);
1420         }
1421 }
1422
1423 static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos)
1424 {
1425         struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1426         char *page;
1427         int len = 0;
1428
1429         if ((page = kmalloc(1024, GFP_KERNEL)) == NULL)
1430                 return -ENOBUFS;
1431
1432         if (dent->data != NULL) {
1433                 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1434                 switch (handler->type) {
1435                         case PROC_LED: {
1436                                 struct led_t * led = (struct led_t *) handler->ptr;
1437                                 if (led->flash) {
1438                                         len = sprintf(page, "f\n");
1439                                 } else {
1440                                         if (led->gpio & GPIO_TYPE_EXTIF) {
1441                                                 len = sprintf(page, "%d\n", led->state);
1442                                         } else {
1443                                                 u32 in = (gpio_in() & led->gpio ? 1 : 0);
1444                                                 u8 p = (led->polarity == NORMAL ? 0 : 1);
1445                                                 len = sprintf(page, "%d\n", ((in ^ p) ? 1 : 0));
1446                                         }
1447                                 }
1448                                 break;
1449                         }
1450                         case PROC_MODEL:
1451                                 len = sprintf(page, "%s\n", platform.name);
1452                                 break;
1453                         case PROC_GPIOMASK:
1454                                 len = sprintf(page, "0x%04x\n", gpiomask);
1455                                 break;
1456                 }
1457         }
1458         len += 1;
1459
1460         if (*ppos < len) {
1461                 len = min_t(int, len - *ppos, count);
1462                 if (copy_to_user(buf, (page + *ppos), len)) {
1463                         kfree(page);
1464                         return -EFAULT;
1465                 }
1466                 *ppos += len;
1467         } else {
1468                 len = 0;
1469         }
1470
1471         kfree(page);
1472         return len;
1473 }
1474
1475
1476 static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, loff_t *ppos)
1477 {
1478         struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1479         char *page;
1480         int ret = -EINVAL;
1481
1482         if ((page = kmalloc(count + 1, GFP_KERNEL)) == NULL)
1483                 return -ENOBUFS;
1484
1485         if (copy_from_user(page, buf, count)) {
1486                 kfree(page);
1487                 return -EINVAL;
1488         }
1489         page[count] = 0;
1490
1491         if (dent->data != NULL) {
1492                 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1493                 switch (handler->type) {
1494                         case PROC_LED: {
1495                                 struct led_t *led = (struct led_t *) handler->ptr;
1496                                 int p = (led->polarity == NORMAL ? 0 : 1);
1497
1498                                 if (page[0] == 'f') {
1499                                         led->flash = 1;
1500                                         led_flash(0);
1501                                 } else {
1502                                         led->flash = 0;
1503                                         if (led->gpio & GPIO_TYPE_EXTIF) {
1504                                                 led->state = p ^ ((page[0] == '1') ? 1 : 0);
1505                                                 set_led_extif(led);
1506                                         } else {
1507                                                 gpio_outen(led->gpio, led->gpio);
1508                                                 gpio_control(led->gpio, 0);
1509                                                 gpio_out(led->gpio, ((p ^ (page[0] == '1')) ? led->gpio : 0));
1510                                         }
1511                                 }
1512                                 break;
1513                         }
1514                         case PROC_GPIOMASK:
1515                                 gpiomask = simple_strtoul(page, NULL, 0);
1516
1517                                 if (platform.buttons) {
1518                                         unregister_buttons(platform.buttons);
1519                                         register_buttons(platform.buttons);
1520                                 }
1521
1522                                 if (platform.leds) {
1523                                         unregister_leds(platform.leds);
1524                                         register_leds(platform.leds);
1525                                 }
1526                                 break;
1527                 }
1528                 ret = count;
1529         }
1530
1531         kfree(page);
1532         return ret;
1533 }
1534
1535 static int __init diag_init(void)
1536 {
1537         static struct proc_dir_entry *p;
1538         static struct platform_t *detected;
1539
1540         detected = platform_detect();
1541         if (!detected) {
1542                 printk(MODULE_NAME ": Router model not detected.\n");
1543                 return -ENODEV;
1544         }
1545         memcpy(&platform, detected, sizeof(struct platform_t));
1546
1547         printk(MODULE_NAME ": Detected '%s'\n", platform.name);
1548         if (platform.platform_init != NULL) {
1549                 platform.platform_init();
1550         }
1551
1552         if (!(diag = proc_mkdir("diag", NULL))) {
1553                 printk(MODULE_NAME ": proc_mkdir on /proc/diag failed\n");
1554                 return -EINVAL;
1555         }
1556
1557         if ((p = create_proc_entry("model", S_IRUSR, diag))) {
1558                 p->data = (void *) &proc_model;
1559                 p->proc_fops = &diag_proc_fops;
1560         }
1561
1562         if ((p = create_proc_entry("gpiomask", S_IRUSR | S_IWUSR, diag))) {
1563                 p->data = (void *) &proc_gpiomask;
1564                 p->proc_fops = &diag_proc_fops;
1565         }
1566
1567         if (platform.buttons)
1568                 register_buttons(platform.buttons);
1569
1570         if (platform.leds)
1571                 register_leds(platform.leds);
1572
1573         return 0;
1574 }
1575
1576 static void __exit diag_exit(void)
1577 {
1578         del_timer(&led_timer);
1579
1580         if (platform.buttons)
1581                 unregister_buttons(platform.buttons);
1582
1583         if (platform.leds)
1584                 unregister_leds(platform.leds);
1585
1586         remove_proc_entry("model", diag);
1587         remove_proc_entry("gpiomask", diag);
1588         remove_proc_entry("diag", NULL);
1589 }
1590
1591 module_init(diag_init);
1592 module_exit(diag_exit);
1593
1594 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1595 MODULE_LICENSE("GPL");