release/src/router/rc/init.c

   1 /*
   2
   3         Copyright 2005, Broadcom Corporation
   4         All Rights Reserved.
   5
   6         THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
   7         KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
   8         SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
   9         FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
  10
  11 */
  12
  13 #include "rc.h"
  14
  15 #include <termios.h>
  16 #include <dirent.h>
  17 #include <sys/ioctl.h>
  18 #include <sys/mount.h>
  19 #include <time.h>
  20 #include <errno.h>
  21 #include <paths.h>
  22 #include <sys/wait.h>
  23 #include <sys/reboot.h>
  24 #include <sys/klog.h>
  25 #ifdef LINUX26
  26 #include <sys/types.h>
  27 #include <sys/stat.h>
  28 #endif
  29 #include <wlutils.h>
  30 #include <bcmdevs.h>
  31
  32 #define SHELL "/bin/sh"
  33
  34
  35 enum {
  36         RESTART,
  37         STOP,
  38         START,
  39         USER1,
  40         IDLE,
  41         REBOOT,
  42         HALT,
  43         INIT
  44 };
  45
  46 static int fatalsigs[] = {
  47         SIGILL,
  48         SIGABRT,
  49         SIGFPE,
  50         SIGPIPE,
  51         SIGBUS,
  52         SIGSYS,
  53         SIGTRAP,
  54         SIGPWR
  55 };
  56
  57 static int initsigs[] = {
  58         SIGHUP,
  59         SIGUSR1,
  60         SIGUSR2,
  61         SIGINT,
  62         SIGQUIT,
  63         SIGTERM
  64 };
  65
  66 static char *defenv[] = {
  67         "TERM=vt100",
  68         "HOME=/",
  69         "PATH=/usr/bin:/bin:/usr/sbin:/sbin",
  70         "SHELL=" SHELL,
  71         "USER=root",
  72         NULL
  73 };
  74
  75 static int noconsole = 0;
  76 static volatile int state = INIT;
  77 static volatile int signaled = -1;
  78
  79
  80 /* Set terminal settings to reasonable defaults */
  81 static void set_term(int fd)
  82 {
  83         struct termios tty;
  84
  85         tcgetattr(fd, &tty);
  86
  87         /* set control chars */
  88         tty.c_cc[VINTR]  = 3;   /* C-c */
  89         tty.c_cc[VQUIT]  = 28;  /* C-\ */
  90         tty.c_cc[VERASE] = 127; /* C-? */
  91         tty.c_cc[VKILL]  = 21;  /* C-u */
  92         tty.c_cc[VEOF]   = 4;   /* C-d */
  93         tty.c_cc[VSTART] = 17;  /* C-q */
  94         tty.c_cc[VSTOP]  = 19;  /* C-s */
  95         tty.c_cc[VSUSP]  = 26;  /* C-z */
  96
  97         /* use line dicipline 0 */
  98         tty.c_line = 0;
  99
 100         /* Make it be sane */
 101         tty.c_cflag &= CBAUD|CBAUDEX|CSIZE|CSTOPB|PARENB|PARODD;
 102         tty.c_cflag |= CREAD|HUPCL|CLOCAL;
 103
 104
 105         /* input modes */
 106         tty.c_iflag = ICRNL | IXON | IXOFF;
 107
 108         /* output modes */
 109         tty.c_oflag = OPOST | ONLCR;
 110
 111         /* local modes */
 112         tty.c_lflag =
 113                 ISIG | ICANON | ECHO | ECHOE | ECHOK | ECHOCTL | ECHOKE | IEXTEN;
 114
 115         tcsetattr(fd, TCSANOW, &tty);
 116 }
 117
 118 static int console_init(void)
 119 {
 120         int fd;
 121
 122         /* Clean up */
 123         ioctl(0, TIOCNOTTY, 0);
 124         close(0);
 125         close(1);
 126         close(2);
 127         setsid();
 128
 129         /* Reopen console */
 130         if ((fd = open(_PATH_CONSOLE, O_RDWR)) < 0) {
 131                 /* Avoid debug messages is redirected to socket packet if no exist a UART chip, added by honor, 2003-12-04 */
 132                 open("/dev/null", O_RDONLY);
 133                 open("/dev/null", O_WRONLY);
 134                 open("/dev/null", O_WRONLY);
 135                 perror(_PATH_CONSOLE);
 136                 return errno;
 137         }
 138         dup2(fd, 0);
 139         dup2(fd, 1);
 140         dup2(fd, 2);
 141
 142         ioctl(0, TIOCSCTTY, 1);
 143         tcsetpgrp(0, getpgrp());
 144         set_term(0);
 145
 146         return 0;
 147 }
 148
 149 /*
 150  * Waits for a file descriptor to change status or unblocked signal
 151  * @param       fd      file descriptor
 152  * @param       timeout seconds to wait before timing out or 0 for no timeout
 153  * @return      1 if descriptor changed status or 0 if timed out or -1 on error
 154  */
 155 static int waitfor(int fd, int timeout)
 156 {
 157         fd_set rfds;
 158         struct timeval tv = { timeout, 0 };
 159
 160         FD_ZERO(&rfds);
 161         FD_SET(fd, &rfds);
 162         return select(fd + 1, &rfds, NULL, NULL, (timeout > 0) ? &tv : NULL);
 163 }
 164
 165 static pid_t run_shell(int timeout, int nowait)
 166 {
 167         pid_t pid;
 168         int sig;
 169
 170         /* Wait for user input */
 171         if (waitfor(STDIN_FILENO, timeout) <= 0) return 0;
 172
 173         switch (pid = fork()) {
 174         case -1:
 175                 perror("fork");
 176                 return 0;
 177         case 0:
 178                 /* Reset signal handlers set for parent process */
 179                 for (sig = 0; sig < (_NSIG-1); sig++)
 180                         signal(sig, SIG_DFL);
 181
 182                 /* Reopen console */
 183                 console_init();
 184                 printf("\n\nTomato %s\n\n", tomato_version);
 185
 186                 /* Now run it.  The new program will take over this PID,
 187                  * so nothing further in init.c should be run. */
 188                 execve(SHELL, (char *[]) { SHELL, NULL }, defenv);
 189
 190                 /* We're still here?  Some error happened. */
 191                 perror(SHELL);
 192                 exit(errno);
 193         default:
 194                 if (nowait) {
 195                         return pid;
 196                 }
 197                 else {
 198                         waitpid(pid, NULL, 0);
 199                         return 0;
 200                 }
 201         }
 202 }
 203
 204 static void shutdn(int rb)
 205 {
 206         int i;
 207         int act;
 208         sigset_t ss;
 209
 210         _dprintf("shutdn rb=%d\n", rb);
 211
 212         sigemptyset(&ss);
 213         for (i = 0; i < sizeof(fatalsigs) / sizeof(fatalsigs[0]); i++)
 214                 sigaddset(&ss, fatalsigs[i]);
 215         for (i = 0; i < sizeof(initsigs) / sizeof(initsigs[0]); i++)
 216                 sigaddset(&ss, initsigs[i]);
 217         sigaddset(&ss, SIGCHLD);
 218         sigprocmask(SIG_BLOCK, &ss, NULL);
 219
 220         for (i = 30; i > 0; --i) {
 221                 if (((act = check_action()) == ACT_IDLE) || (act == ACT_REBOOT)) break;
 222                 cprintf("Busy with %d. Waiting before shutdown... %d\n", act, i);
 223                 sleep(1);
 224         }
 225         set_action(ACT_REBOOT);
 226
 227         cprintf("TERM\n");
 228         kill(-1, SIGTERM);
 229         sleep(2);
 230         sync();
 231
 232         cprintf("KILL\n");
 233         kill(-1, SIGKILL);
 234         sleep(1);
 235         sync();
 236
 237         umount("/jffs");        // may hang if not
 238         sleep(1);
 239
 240         if (rb != -1) {
 241                 led(LED_WLAN, 0);
 242                 if (rb == 0) {
 243                         for (i = 4; i > 0; --i) {
 244                                 led(LED_DMZ, 1);
 245                                 led(LED_WHITE, 1);
 246                                 usleep(250000);
 247                                 led(LED_DMZ, 0);
 248                                 led(LED_WHITE, 0);
 249                                 usleep(250000);
 250                         }
 251                 }
 252         }
 253
 254         reboot(rb ? RB_AUTOBOOT : RB_HALT_SYSTEM);
 255
 256         do {
 257                 sleep(1);
 258         } while (1);
 259 }
 260
 261 static void handle_fatalsigs(int sig)
 262 {
 263         _dprintf("fatal sig=%d\n", sig);
 264         shutdn(-1);
 265 }
 266
 267 void handle_reap(int sig)
 268 {
 269         while (waitpid(-1, NULL, WNOHANG) > 0) {
 270                 //
 271         }
 272 }
 273
 274 static void handle_initsigs(int sig)
 275 {
 276 //      TRACE_PT("sig=%d state=%d, signaled=%d\n", sig, state, signaled);
 277
 278         switch (sig) {
 279         case SIGHUP:
 280                 signaled = RESTART;
 281                 break;
 282         case SIGUSR1:
 283                 signaled = USER1;
 284                 break;
 285         case SIGUSR2:
 286                 signaled = START;
 287                 break;
 288         case SIGINT:
 289                 signaled = STOP;
 290                 break;
 291         case SIGTERM:
 292                 signaled = REBOOT;
 293                 break;
 294         case SIGQUIT:
 295                 signaled = HALT;
 296                 break;
 297         }
 298 }
 299
 300 static int check_nv(const char *name, const char *value)
 301 {
 302         const char *p;
 303         if (!nvram_match("manual_boot_nv", "1")) {
 304                 if (((p = nvram_get(name)) == NULL) || (strcmp(p, value) != 0)) {
 305 //                      cprintf("Error: Critical variable %s is invalid. Resetting.\n", name);
 306                         nvram_set(name, value);
 307                         return 1;
 308                 }
 309         }
 310         return 0;
 311 }
 312
 313 static void check_bootnv(void)
 314 {
 315         int dirty;
 316         int hardware;
 317         int model;
 318
 319         model = get_model();
 320         dirty = 0;
 321
 322         switch (model) {
 323         case MODEL_WNR3500L:
 324                 dirty |= check_nv("boardflags", "0x00000710"); // needed to enable USB
 325                 dirty |= check_nv("vlan1ports", "4 3 2 1 8*");
 326                 dirty |= check_nv("vlan2ports", "0 8");
 327                 break;
 328         case MODEL_RTN10:
 329                 dirty |= check_nv("vlan1ports", "4 5");
 330                 break;
 331         case MODEL_RTN12:
 332                 dirty |= check_nv("vlan0ports", "3 2 1 0 5*");
 333                 dirty |= check_nv("vlan1ports", "4 5");
 334                 break;
 335         case MODEL_RTN16:
 336                 dirty |= check_nv("vlan2hwname", "et0");
 337                 dirty |= check_nv("vlan1ports", "4 3 2 1 8*");
 338                 dirty |= check_nv("vlan2ports", "0 8");
 339                 break;
 340
 341         case MODEL_WRT54G:
 342         if (strncmp(nvram_safe_get("pmon_ver"), "CFE", 3) != 0) return;
 343
 344         hardware = check_hw_type();
 345         if (!nvram_get("boardtype") ||
 346                 !nvram_get("boardnum") ||
 347                 !nvram_get("boardflags") ||
 348                 !nvram_get("clkfreq") ||
 349                 !nvram_get("os_flash_addr") ||
 350                 !nvram_get("dl_ram_addr") ||
 351                 !nvram_get("os_ram_addr") ||
 352                 !nvram_get("scratch") ||
 353                 !nvram_get("et0macaddr") ||
 354                 ((hardware != HW_BCM4704_BCM5325F) && (!nvram_get("vlan0ports") || !nvram_get("vlan0hwname")))) {
 355                         cprintf("Unable to find critical settings, erasing NVRAM\n");
 356                         mtd_erase("nvram");
 357                         goto REBOOT;
 358         }
 359
 360         switch (hardware) {
 361         case HW_BCM5325E:
 362                 /* Lower the DDR ram drive strength , the value will be stable for all boards
 363                    Latency 3 is more stable for all ddr 20050420 by honor */
 364                 dirty |= check_nv("sdram_init", "0x010b");
 365                 dirty |= check_nv("sdram_config", "0x0062");
 366                 if (!nvram_match("debug_clkfix", "0")) {
 367                         dirty |= check_nv("clkfreq", "216");
 368                 }
 369                 if (dirty) {
 370                         nvram_set("sdram_ncdl", "0x0");
 371                 }
 372                 dirty |= check_nv("pa0itssit", "62");
 373                 dirty |= check_nv("pa0b0", "0x15eb");
 374                 dirty |= check_nv("pa0b1", "0xfa82");
 375                 dirty |= check_nv("pa0b2", "0xfe66");
 376                 //dirty |= check_nv("pa0maxpwr", "0x4e");
 377                 break;
 378         case HW_BCM5352E:       // G v4, GS v3, v4
 379                 dirty |= check_nv("sdram_init", "0x010b");
 380                 dirty |= check_nv("sdram_config", "0x0062");
 381                 if (dirty) {
 382                         nvram_set("sdram_ncdl", "0x0");
 383                 }
 384                 dirty |= check_nv("pa0itssit", "62");
 385                 dirty |= check_nv("pa0b0", "0x168b");
 386                 dirty |= check_nv("pa0b1", "0xfabf");
 387                 dirty |= check_nv("pa0b2", "0xfeaf");
 388                 //dirty |= check_nv("pa0maxpwr", "0x4e");
 389                 dirty |= check_nv("vlan0ports", "3 2 1 0 5*");
 390                 break;
 391         case HW_BCM5354G:
 392                 dirty |= check_nv("pa0itssit", "62");
 393                 dirty |= check_nv("pa0b0", "0x1326");
 394                 dirty |= check_nv("pa0b1", "0xFB51");
 395                 dirty |= check_nv("pa0b2", "0xFE87");
 396                 //dirty |= check_nv("pa0maxpwr", "0x4e");
 397                 break;
 398         case HW_BCM4704_BCM5325F:
 399                 // nothing to do
 400                 break;
 401         default:
 402                 dirty |= check_nv("pa0itssit", "62");
 403                 dirty |= check_nv("pa0b0", "0x170c");
 404                 dirty |= check_nv("pa0b1", "0xfa24");
 405                 dirty |= check_nv("pa0b2", "0xfe70");
 406                 //dirty |= check_nv("pa0maxpwr", "0x48");
 407                 break;
 408         }
 409         break;
 410
 411         } // switch (model)
 412
 413         if (dirty) {
 414                 nvram_commit();
 415 REBOOT: // do a simple reboot
 416                 sync();
 417                 reboot(RB_AUTOBOOT);
 418         exit(0);
 419         }
 420 }
 421
 422 static int init_nvram(void)
 423 {
 424         unsigned long features;
 425         int model;
 426         const char *mfr;
 427         const char *name;
 428         char s[256];
 429         unsigned long bf;
 430         unsigned long n;
 431
 432         model = get_model();
 433         sprintf(s, "%d", model);
 434         nvram_set("t_model", s);
 435
 436         mfr = "Broadcom";
 437         name = NULL;
 438         features = 0;
 439         switch (model) {
 440         case MODEL_WRT54G:
 441                 mfr = "Linksys";
 442                 name = "WRT54G/GS/GL";
 443                 switch (check_hw_type()) {
 444                 case HW_BCM4712:
 445                         nvram_set("gpio2", "adm_eecs");
 446                         nvram_set("gpio3", "adm_eesk");
 447                         nvram_unset("gpio4");
 448                         nvram_set("gpio5", "adm_eedi");
 449                         nvram_set("gpio6", "adm_rc");
 450                         break;
 451                 case HW_BCM4702:
 452                         nvram_unset("gpio2");
 453                         nvram_unset("gpio3");
 454                         nvram_unset("gpio4");
 455                         nvram_unset("gpio5");
 456                         nvram_unset("gpio6");
 457                         break;
 458                 case HW_BCM5352E:
 459                         nvram_set("opo", "0x0008");
 460                         nvram_set("ag0", "0x02");
 461                         // drop
 462                 default:
 463                         nvram_set("gpio2", "ses_led");
 464                         nvram_set("gpio3", "ses_led2");
 465                         nvram_set("gpio4", "ses_button");
 466                         features = SUP_SES | SUP_WHAM_LED;
 467                         break;
 468                 }
 469                 break;
 470         case MODEL_WTR54GS:
 471                 mfr = "Linksys";
 472                 name = "WTR54GS";
 473                 if (!nvram_match("t_fix1", (char *)name)) {
 474                         nvram_set ("vlan0hwname", "et0");
 475                         nvram_set ("vlan1hwname", "et0");
 476                         nvram_set("vlan0ports", "0 5*");
 477                         nvram_set("vlan1ports", "1 5");
 478                         nvram_set("vlan_enable", "1");
 479                         nvram_set("lan_ifnames", "vlan0 eth1");
 480                         nvram_set("gpio2", "ses_button");
 481                         nvram_set("reset_gpio", "7");
 482
 483                 }
 484                 nvram_set("pa0itssit", "62");
 485                 nvram_set("pa0b0", "0x1542");
 486                 nvram_set("pa0b1", "0xfacb");
 487                 nvram_set("pa0b2", "0xfec7");
 488                 //nvram_set("pa0maxpwr", "0x4c");
 489                 features = SUP_SES;
 490                 break;
 491         case MODEL_WRTSL54GS:
 492                 mfr = "Linksys";
 493                 name = "WRTSL54GS";
 494                 features = SUP_SES | SUP_WHAM_LED;
 495                 break;
 496         case MODEL_WHRG54S:
 497                 mfr = "Buffalo";
 498                 name = "WHR-G54S";
 499                 features = SUP_SES | SUP_AOSS_LED | SUP_BRAU;
 500                 break;
 501         case MODEL_WHRHPG54:
 502         case MODEL_WZRRSG54HP:
 503         case MODEL_WZRHPG54:
 504                 mfr = "Buffalo";
 505                 features = SUP_SES | SUP_AOSS_LED | SUP_HPAMP;
 506                 switch (model) {
 507                 case MODEL_WZRRSG54HP:
 508                         name = "WZR-RS-G54HP";
 509                         break;
 510                 case MODEL_WZRHPG54:
 511                         name = "WZR-HP-G54";
 512                         break;
 513                 default:
 514                         name = "WHR-HP-G54";
 515                         features = SUP_SES | SUP_AOSS_LED | SUP_BRAU | SUP_HPAMP;
 516                         break;
 517                 }
 518
 519                 bf = strtoul(nvram_safe_get("boardflags"), NULL, 0);
 520                 switch (bf) {
 521                 case 0x0758:
 522                 case 0x1758:
 523                 case 0x2758:
 524                 case 0x3758:
 525                         if (nvram_match("wlx_hpamp", "")) {
 526                                 if (nvram_get_int("wl_txpwr") > 10) nvram_set("wl_txpwr", "10");
 527                                 nvram_set("wlx_hpamp", "1");
 528                                 nvram_set("wlx_hperx", "0");
 529                         }
 530
 531                         n = bf;
 532                         if (nvram_match("wlx_hpamp", "0")) {
 533                                 n &= ~0x2000UL;
 534                         }
 535                         else {
 536                                 n |= 0x2000UL;
 537                         }
 538                         if (nvram_match("wlx_hperx", "0")) {
 539                                 n |= 0x1000UL;
 540                         }
 541                         else {
 542                                 n &= ~0x1000UL;
 543                         }
 544                         if (bf != n) {
 545                                 sprintf(s, "0x%lX", n);
 546                                 nvram_set("boardflags", s);
 547                         }
 548                         break;
 549                 default:
 550                         syslog(LOG_WARNING, "Unexpected: boardflag=%lX", bf);
 551                         break;
 552                 }
 553                 break;
 554         case MODEL_WBRG54:
 555                 mfr = "Buffalo";
 556                 name = "WBR-G54";
 557                 nvram_set("wl0gpio0", "130");
 558                 break;
 559         case MODEL_WBR2G54:
 560                 mfr = "Buffalo";
 561                 name = "WBR2-G54";
 562                 features = SUP_SES | SUP_AOSS_LED;
 563                 break;
 564         case MODEL_WHR2A54G54:
 565                 mfr = "Buffalo";
 566                 name = "WHR2-A54G54";
 567                 features = SUP_SES | SUP_AOSS_LED | SUP_BRAU;
 568                 break;
 569         case MODEL_WHR3AG54:
 570                 mfr = "Buffalo";
 571                 name = "WHR3-AG54";
 572                 features = SUP_SES | SUP_AOSS_LED;
 573                 break;
 574         case MODEL_WZRG54:
 575                 mfr = "Buffalo";
 576                 name = "WZR-G54";
 577                 features = SUP_SES | SUP_AOSS_LED;
 578                 break;
 579         case MODEL_WZRRSG54:
 580                 mfr = "Buffalo";
 581                 name = "WZR-RS-G54";
 582                 features = SUP_SES | SUP_AOSS_LED;
 583                 break;
 584         case MODEL_WVRG54NF:
 585                 mfr = "Buffalo";
 586                 name = "WVR-G54-NF";
 587                 features = SUP_SES;
 588                 break;
 589         case MODEL_WZRG108:
 590                 mfr = "Buffalo";
 591                 name = "WZR-G108";
 592                 features = SUP_SES | SUP_AOSS_LED;
 593                 break;
 594         case MODEL_RT390W:
 595             mfr = "Fuji";
 596                 name = "RT390W";
 597         break;
 598         case MODEL_WR850GV1:
 599                 mfr = "Motorola";
 600                 name = "WR850G v1";
 601                 features = SUP_NONVE;
 602                 break;
 603         case MODEL_WR850GV2:
 604                 mfr = "Motorola";
 605                 name = "WR850G v2/v3";
 606                 features = SUP_NONVE;
 607                 break;
 608         case MODEL_WL500GP:
 609                 mfr = "Asus";
 610                 name = "WL-500gP";
 611                 features = SUP_SES;
 612                 if (!nvram_match("t_fix1", (char *)name)) {
 613                         nvram_set("t_fix1", name);
 614                         nvram_set("sdram_init", "0x0009");      // 32MB; defaults: 0x000b, 0x0009
 615                         nvram_set("vlan1ports", "0 5");         // default: 0 5u
 616                         nvram_set("lan_ifnames", "vlan0 eth1 eth2 eth3");       // set to "vlan0 eth2" by DD-WRT; default: vlan0 eth1
 617                         // !!TB - WLAN LED fix
 618                         nvram_set("wl0gpio0", "136");
 619                 }
 620                 break;
 621         case MODEL_WL500W:
 622                 mfr = "Asus";
 623                 name = "WL-500W";
 624                 features = SUP_SES | SUP_80211N;
 625                 /* fix WL500W mac adresses for WAN port */
 626                 if (nvram_match("et1macaddr", "00:90:4c:a1:00:2d"))
 627                         nvram_set("et1macaddr", nvram_get("et0macaddr"));
 628                 /* fix AIR LED */
 629                 if (!nvram_get("wl0gpio0") || nvram_match("wl0gpio0", "2"))
 630                         nvram_set("wl0gpio0", "0x88");
 631                 break;
 632         case MODEL_WL500GE:
 633                 mfr = "Asus";
 634                 name = "WL-500gE";
 635                 //      features = ?
 636                 if (!nvram_match("t_fix1", (char *)name)) {
 637                         nvram_set("t_fix1", name);
 638                         nvram_set("vlan1ports", "0 5");                 // default: 0 5u
 639                 }
 640                 break;
 641         case MODEL_WX6615GT:
 642                 mfr = "SparkLAN";
 643                 name = "WX-6615GT";
 644                 //      features = ?
 645                 break;
 646         case MODEL_MN700:
 647                 mfr = "Microsoft";
 648                 name = "MN-700";
 649                 break;
 650         case MODEL_WR100:
 651                 mfr = "Viewsonic";
 652                 name = "WR100";
 653                 break;
 654         case MODEL_WLA2G54L:
 655                 mfr = "Buffalo";
 656                 name = "WLA2-G54L";
 657                 if (!nvram_match("t_fix1", (char *)name)) {
 658                         nvram_set("t_fix1", name);
 659                         nvram_set("lan_ifnames", "vlan0 eth1 eth2");
 660                         nvram_set("wl_ifname", "eth1");
 661                         nvram_set("wan_ifname", "none");
 662                 }
 663                 break;
 664         case MODEL_TM2300:
 665                 mfr = "Dell";
 666                 name = "TrueMobile 2300";
 667                 break;
 668
 669         /*
 670
 671           ...
 672
 673         */
 674
 675 #ifndef WL_BSS_INFO_VERSION
 676 #error WL_BSS_INFO_VERSION
 677 #endif
 678 #if WL_BSS_INFO_VERSION >= 108
 679 /*
 680         case MODEL_WRH54G:
 681                 mfr = "Linksys";
 682                 name = "WRH54G";
 683
 684                 nvram_set("opo", "12");
 685                 break;
 686 */
 687         case MODEL_WHRG125:
 688                 mfr = "Buffalo";
 689                 name = "WHR-G125";
 690                 features = SUP_SES | SUP_AOSS_LED | SUP_BRAU;
 691
 692                 nvram_set("opo", "0x0008");
 693                 nvram_set("ag0", "0x0C");
 694                 break;
 695         case MODEL_RTN10:
 696                 mfr = "Asus";
 697                 name = "RT-N10";
 698                 features = SUP_SES | SUP_80211N;
 699                 if (!nvram_match("t_fix1", (char *)name)) {
 700                         nvram_set("lan_ifnames", "vlan0 eth1");
 701                         nvram_set("wan_ifnameX", "vlan1");
 702                         nvram_set("wl_ifname", "eth1");
 703                         nvram_set("t_fix1", name);
 704                 }
 705                 break;
 706         case MODEL_RTN12:
 707                 mfr = "Asus";
 708                 name = "RT-N12";
 709                 features = SUP_SES | SUP_BRAU | SUP_80211N;
 710                 if (!nvram_match("t_fix1", (char *)name)) {
 711                         nvram_set("lan_ifnames", "vlan0 eth1");
 712                         nvram_set("wan_ifnameX", "vlan1");
 713                         nvram_set("wl_ifname", "eth1");
 714                         nvram_set("t_fix1", name);
 715                 }
 716                 break;
 717         case MODEL_RTN16:
 718                 mfr = "Asus";
 719                 name = "RT-N16";
 720                 features = SUP_SES | SUP_80211N | SUP_1000ET;
 721                 if (!nvram_match("t_fix1", (char *)name)) {
 722                         nvram_set("lan_ifnames", "vlan1 eth1");
 723                         nvram_set("wan_ifnameX", "vlan2");
 724                         nvram_set("wl_ifname", "eth1");
 725                         nvram_set("vlan_enable", "1");
 726                         nvram_set("t_fix1", name);
 727                 }
 728                 break;
 729         case MODEL_WNR3500L:
 730                 mfr = "Netgear";
 731                 name = "WNR3500L";
 732                 features = SUP_SES | SUP_80211N | SUP_1000ET;
 733                 if (!nvram_match("t_fix1", (char *)name)) {
 734                         nvram_set("sromrev", "3");
 735                         nvram_set("lan_ifnames", "vlan1 eth1");
 736                         nvram_set("wan_ifnameX", "vlan2");
 737                         nvram_set("wl_ifname", "eth1");
 738                         nvram_set("t_fix1", name);
 739                 }
 740                 break;
 741         case MODEL_WL500GPv2:
 742                 mfr = "Asus";
 743                 name = "WL-500gP v2";
 744                 features = SUP_SES;
 745                 if (!nvram_match("t_fix1", (char *)name)) {
 746                         if (nvram_match("vlan1ports", "4 5u")) {
 747                                 nvram_set("vlan1ports", "4 5");
 748                         }
 749                         else if (nvram_match("vlan1ports", "0 5u")) {   // 520GU?
 750                                 nvram_set("vlan1ports", "0 5");
 751                         }
 752                         nvram_set("t_fix1", name);
 753                 }
 754                 /* fix AIR LED */
 755                 if (nvram_match("wl0gpio1", "0x02"))
 756                         nvram_set("wl0gpio1", "0x88");
 757                 break;
 758         case MODEL_WL520GU:
 759                 mfr = "Asus";
 760                 name = "WL-520GU";
 761                 features = SUP_SES;
 762                 if (!nvram_match("t_fix1", (char *)name)) {
 763                         nvram_set("t_fix1", name);
 764                         nvram_set("vlan1ports", "0 5");
 765                         // !!TB - LED fix
 766                         nvram_set("wl0gpio0", "0");
 767                         nvram_set("wl0gpio1", "136");
 768                         nvram_set("wl0gpio2", "0");
 769                         nvram_set("wl0gpio3", "0");
 770                 }
 771                 break;
 772         case MODEL_DIR320:
 773                 mfr = "D-Link";
 774                 name = "DIR-320";
 775                 features = SUP_SES;
 776                 if (nvram_match("wl0gpio0", "255"))
 777                 {
 778                         nvram_set("wl0gpio0", "8");
 779                         nvram_set("wl0gpio1", "0");
 780                         nvram_set("wl0gpio2", "0");
 781                         nvram_set("wl0gpio3", "0");
 782                 }
 783                 if (!nvram_match("t_fix1", (char *)name)) {
 784                         nvram_set("t_fix1", name);
 785                         nvram_unset( "vlan2ports" );
 786                         nvram_unset( "vlan2hwname" );
 787                         nvram_set("vlan1hwname", "et0");
 788                         nvram_set("vlan1ports", "0 5");
 789                         nvram_set("wandevs", "vlan1");
 790                         nvram_set("wan_ifname", "vlan1");
 791                         nvram_set("wan_ifnames", "vlan1");
 792                         nvram_set("wan0_ifname", "vlan1");
 793                         nvram_set("wan0_ifnames", "vlan1");
 794                 }
 795                 break;
 796 #endif
 797 #if TOMATO_N
 798         case MODEL_WZRG300N:
 799                 mfr = "Buffalo";
 800                 name = "WZR-G300N";
 801                 features = SUP_SES | SUP_AOSS_LED | SUP_BRAU | SUP_80211N;
 802                 break;
 803         case MODEL_WRT300N:
 804                 mfr = "Linksys";
 805                 name = "WRT300N";
 806                 features = SUP_SES | SUP_80211N;
 807                 break;
 808 #endif
 809         }
 810
 811         if (name) {
 812                 sprintf(s, "%s %s", mfr, name);
 813         }
 814         else {
 815                 snprintf(s, sizeof(s), "%s %d/%s/%s/%s/%s", mfr, check_hw_type(),
 816                         nvram_safe_get("boardtype"), nvram_safe_get("boardnum"), nvram_safe_get("boardrev"), nvram_safe_get("boardflags"));
 817                 s[64] = 0;
 818         }
 819         nvram_set("t_model_name", s);
 820
 821         nvram_set("pa0maxpwr", "251");                          // allow Tx power up tp 251 mW, needed for ND only
 822
 823         sprintf(s, "0x%lX", features);
 824         nvram_set("t_features", s);
 825
 826
 827         /*
 828
 829                 note: set wan_ifnameX if wan_ifname needs to be overriden
 830
 831         */
 832         if (nvram_is_empty("wan_ifnameX")) {
 833 #if 1
 834                 nvram_set("wan_ifnameX", ((strtoul(nvram_safe_get("boardflags"), NULL, 0) & BFL_ENETVLAN) ||
 835                                 (check_hw_type() == HW_BCM4712)) ? "vlan1" : "eth1");
 836 #else
 837                 p = nvram_safe_get("wan_ifname");
 838                 if ((*p == 0) || (nvram_match("wl_ifname", p))) {
 839                         p = ((strtoul(nvram_safe_get("boardflags"), NULL, 0) & BFL_ENETVLAN) ||
 840                                 (check_hw_type() == HW_BCM4712)) ? "vlan1" : "eth1";
 841                 }
 842                 nvram_set("wan_ifnameX", p);
 843 #endif
 844         }
 845
 846
 847         nvram_set("wl_hwaddr", "");                             // when disabling wireless, we must get null wireless mac       ??
 848         //!!TB - do not force country code here to allow nvram override
 849         //nvram_set("wl_country", "JP");
 850         //nvram_set("wl_country_code", "JP");
 851         nvram_set("wan_get_dns", "");
 852         nvram_set("wan_get_domain", "");
 853         nvram_set("pppoe_pid0", "");
 854         nvram_set("action_service", "");
 855         nvram_set("jffs2_format", "0");
 856         nvram_set("rrules_radio", "-1");
 857         nvram_unset("https_crt_gen");
 858         if (nvram_get_int("http_id_gen") == 1) nvram_unset("http_id");
 859
 860         nvram_unset("sch_rboot_last");
 861         nvram_unset("sch_rcon_last");
 862         nvram_unset("sch_c1_last");
 863         nvram_unset("sch_c2_last");
 864         nvram_unset("sch_c3_last");
 865
 866         nvram_set("brau_state", "");
 867         if ((features & SUP_BRAU) == 0) nvram_set("script_brau", "");
 868         if ((features & SUP_SES) == 0) nvram_set("sesx_script", "");
 869
 870         if ((features & SUP_1000ET) == 0) nvram_set("jumbo_frame_enable", "0");
 871
 872         if (nvram_match("wl_net_mode", "disabled")) {
 873                 nvram_set("wl_radio", "0");
 874                 nvram_set("wl_net_mode", "mixed");
 875         }
 876
 877         return 0;
 878 }
 879
 880 /* Get the special files from nvram and copy them to disc.
 881  * These were files saved with "nvram setfile2nvram <filename>".
 882  * Better hope that they were saved with full pathname.
 883  */
 884 static void load_files_from_nvram(void)
 885 {
 886         char *name, *cp;
 887         char buf[NVRAM_SPACE];
 888
 889         if (nvram_getall(buf, sizeof(buf)) != 0)
 890                 return;
 891
 892         for (name = buf; *name; name += strlen(name) + 1) {
 893                 if (strncmp(name, "FILE:", 5) == 0) { /* This special name marks a file to get. */
 894                         if ((cp = strchr(name, '=')) == NULL)
 895                                 continue;
 896                         *cp = 0;
 897                         syslog(LOG_INFO, "Loading file '%s' from nvram", name + 5);
 898                         nvram_nvram2file(name, name + 5);
 899                 }
 900         }
 901 }
 902
 903 static void sysinit(void)
 904 {
 905         static const time_t tm = 0;
 906         int hardware;
 907         int i;
 908         DIR *d;
 909         struct dirent *de;
 910         char s[256];
 911         char t[256];
 912         int model;
 913
 914         mount("proc", "/proc", "proc", 0, NULL);
 915         mount("tmpfs", "/tmp", "tmpfs", 0, NULL);
 916
 917 #ifdef LINUX26
 918         mount("devfs", "/dev", "tmpfs", MS_MGC_VAL | MS_NOATIME, NULL);
 919         mknod("/dev/null", S_IFCHR | 0666, makedev(1, 3));
 920         mknod("/dev/console", S_IFCHR | 0600, makedev(5, 1));
 921         mount("sysfs", "/sys", "sysfs", MS_MGC_VAL, NULL);
 922         mkdir("/dev/shm", 0777);
 923         mkdir("/dev/pts", 0777);
 924         mount("devpts", "/dev/pts", "devpts", MS_MGC_VAL, NULL);
 925 #endif
 926
 927         if (console_init()) noconsole = 1;
 928
 929         stime(&tm);
 930
 931         static const char *mkd[] = {
 932                 "/tmp/etc", "/tmp/var", "/tmp/home", "/tmp/mnt",
 933                 "/tmp/share",   // !!TB
 934                 "/var/log", "/var/run", "/var/tmp", "/var/lib", "/var/lib/misc",
 935                 "/var/spool", "/var/spool/cron", "/var/spool/cron/crontabs",
 936                 "/tmp/var/wwwext", "/tmp/var/wwwext/cgi-bin",   // !!TB - CGI support
 937                 NULL
 938         };
 939         umask(0);
 940         for (i = 0; mkd[i]; ++i) {
 941                 mkdir(mkd[i], 0755);
 942         }
 943         mkdir("/var/lock", 0777);
 944         mkdir("/var/tmp/dhcp", 0777);
 945         mkdir("/home/root", 0700);
 946         chmod("/tmp", 0777);
 947         f_write("/etc/hosts", NULL, 0, 0, 0644);                        // blank
 948         f_write("/etc/fstab", NULL, 0, 0, 0644);                        // !!TB - blank
 949         simple_unlock("cron");
 950         simple_unlock("firewall");
 951         simple_unlock("restrictions");
 952         umask(022);
 953
 954         if ((d = opendir("/rom/etc")) != NULL) {
 955                 while ((de = readdir(d)) != NULL) {
 956                         if (de->d_name[0] == '.') continue;
 957                         snprintf(s, sizeof(s), "%s/%s", "/rom/etc", de->d_name);
 958                         snprintf(t, sizeof(t), "%s/%s", "/etc", de->d_name);
 959                         symlink(s, t);
 960                 }
 961                 closedir(d);
 962         }
 963         symlink("/proc/mounts", "/etc/mtab");
 964
 965 #ifdef TCONFIG_SAMBASRV
 966         if ((d = opendir("/usr/codepages")) != NULL) {
 967                 while ((de = readdir(d)) != NULL) {
 968                         if (de->d_name[0] == '.') continue;
 969                         snprintf(s, sizeof(s), "/usr/codepages/%s", de->d_name);
 970                         snprintf(t, sizeof(t), "/usr/share/%s", de->d_name);
 971                         symlink(s, t);
 972                 }
 973                 closedir(d);
 974         }
 975 #endif
 976
 977 #ifdef LINUX26
 978         eval("hotplug2", "--coldplug");
 979         start_hotplug2();
 980 #endif
 981
 982         set_action(ACT_IDLE);
 983
 984         for (i = 0; defenv[i]; ++i) {
 985                 putenv(defenv[i]);
 986         }
 987
 988         if (!noconsole) {
 989                 printf("\n\nHit ENTER for console...\n\n");
 990                 run_shell(1, 0);
 991         }
 992
 993         check_bootnv();
 994
 995         for (i = 0; i < sizeof(fatalsigs) / sizeof(fatalsigs[0]); i++) {
 996                 signal(fatalsigs[i], handle_fatalsigs);
 997         }
 998         for (i = 0; i < sizeof(initsigs) / sizeof(initsigs[0]); i++) {
 999                 signal(initsigs[i], handle_initsigs);
1000         }
1001         signal(SIGCHLD, handle_reap);
1002
1003         switch (model = get_model()) {
1004         case MODEL_WR850GV1:
1005         case MODEL_WR850GV2:
1006                 // need to cleanup some variables...
1007                 if ((nvram_get("t_model") == NULL) && (nvram_get("MyFirmwareVersion") != NULL)) {
1008                         nvram_unset("MyFirmwareVersion");
1009                         nvram_set("restore_defaults", "1");
1010                 }
1011                 break;
1012         }
1013
1014         hardware = check_hw_type();
1015 #if WL_BSS_INFO_VERSION >= 108
1016         modprobe("et");
1017 #else
1018         if ((hardware == HW_BCM4702) && (model != MODEL_WR850GV1)) {
1019                 modprobe("4702et");
1020                 modprobe("diag");
1021         }
1022         else {
1023                 modprobe("et");
1024         }
1025 #endif
1026
1027 #ifdef CONFIG_BCMWL5
1028         modprobe("emf");
1029         modprobe("igs");
1030 #endif
1031         modprobe("wl");
1032         modprobe("tomato_ct");
1033
1034         config_loopback();
1035
1036         system("nvram defaults --initcheck");
1037         init_nvram();
1038
1039         // set the packet size
1040         if (nvram_get_int("jumbo_frame_enable")) {
1041                 eval("et", "robowr", "0x40", "0x01", "0x1F"); // (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4)
1042                 eval("et", "robowr", "0x40", "0x05", nvram_safe_get("jumbo_frame_size"));
1043         }
1044
1045         klogctl(8, NULL, nvram_get_int("console_loglevel"));
1046
1047         setup_conntrack();
1048         set_host_domain_name();
1049
1050         start_jffs2();
1051
1052         set_tz();
1053
1054         eval("buttons");
1055
1056         i = nvram_get_int("sesx_led");
1057         led(LED_AMBER, (i & 1) != 0);
1058         led(LED_WHITE, (i & 2) != 0);
1059         led(LED_AOSS, (i & 4) != 0);
1060         led(LED_BRIDGE, (i & 8) != 0);
1061         led(LED_DIAG, 1);
1062 }
1063
1064 int init_main(int argc, char *argv[])
1065 {
1066         pid_t shell_pid = 0;
1067
1068         sysinit();
1069
1070         state = START;
1071         signaled = -1;
1072
1073 #if defined(DEBUG_NOISY)
1074         nvram_set("debug_logeval", "1");
1075         nvram_set("debug_cprintf", "1");
1076         nvram_set("debug_cprintf_file", "1");
1077         nvram_set("debug_ddns", "1");
1078 #endif
1079
1080         for (;;) {
1081 //              TRACE_PT("main loop state=%d\n", state);
1082
1083                 switch (state) {
1084                 case USER1:
1085                         exec_service();
1086                         state = IDLE;
1087                         break;
1088                 case RESTART:
1089                 case STOP:
1090                 case HALT:
1091                 case REBOOT:
1092                         led(LED_DIAG, 1);
1093
1094                         run_nvscript("script_shut", NULL, 10);
1095
1096                         stop_services();
1097                         stop_wan();
1098                         stop_lan();
1099                         stop_vlan();
1100                         stop_syslog();
1101
1102                         // !!TB - USB Support
1103                         remove_storage_main((state == REBOOT) || (state == HALT));
1104                         stop_usb();
1105
1106                         if ((state == REBOOT) || (state == HALT)) {
1107                                 shutdn(state == REBOOT);
1108                                 exit(0);
1109                         }
1110                         if (state == STOP) {
1111                                 state = IDLE;
1112                                 break;
1113                         }
1114
1115                         // RESTART falls through
1116
1117                 case START:
1118                         SET_LED(RELEASE_WAN_CONTROL);
1119                         start_syslog();
1120
1121                         load_files_from_nvram();
1122
1123                         int fd = -1;
1124                         fd = file_lock("usb");  // hold off automount processing
1125                         start_usb();
1126
1127                         run_nvscript("script_init", NULL, 2);
1128
1129                         file_unlock(fd);        // allow to process usb hotplug events
1130 #ifdef TCONFIG_USB
1131                         /*
1132                          * On RESTART some partitions can stay mounted if they are busy at the moment.
1133                          * In that case USB drivers won't unload, and hotplug won't kick off again to
1134                          * remount those drives that actually got unmounted. Make sure to remount ALL
1135                          * partitions here by simulating hotplug event.
1136                          */
1137                         if (state == RESTART) add_remove_usbhost("-1", 1);
1138 #endif
1139
1140                         start_vlan();
1141                         start_lan();
1142                         start_wan(BOOT);
1143                         start_services();
1144                         start_wl();
1145
1146 #ifdef CONFIG_BCMWL5
1147                         if (nvram_match("wds_enable", "1")) {
1148                                 /* Restart NAS one more time - for some reason without
1149                                  * this the new driver doesn't always bring WDS up.
1150                                  */
1151                                 stop_nas();
1152                                 start_nas();
1153                         }
1154 #endif
1155
1156                         syslog(LOG_INFO, "Tomato %s", tomato_version);
1157                         syslog(LOG_INFO, "%s", nvram_safe_get("t_model_name"));
1158
1159                         led(LED_DIAG, 0);
1160                         notice_set("sysup", "");
1161
1162                         state = IDLE;
1163
1164                         // fall through
1165
1166                 case IDLE:
1167                         while (signaled == -1) {
1168                                 check_services();
1169                                 if ((!noconsole) && ((!shell_pid) || (kill(shell_pid, 0) != 0))) {
1170                                         shell_pid = run_shell(0, 1);
1171                                 }
1172                                 else {
1173                                         pause();
1174                                 }
1175                         }
1176                         state = signaled;
1177                         signaled = -1;
1178                         break;
1179                 }
1180         }
1181 }
1182
1183 int reboothalt_main(int argc, char *argv[])
1184 {
1185         int reboot = (strstr(argv[0], "reboot") != NULL);
1186         puts(reboot ? "Rebooting..." : "Shutting down...");
1187         fflush(stdout);
1188         sleep(1);
1189         kill(1, reboot ? SIGTERM : SIGQUIT);
1190         return 0;
1191 }
1192