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rc/shared: ASUS RT-N66U ID
[tomato.git] / release / src / router / rc / init.c
blobf2aaf1d8fcea0aabb7d07ac030697cb5ffc7520e
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 #include <sys/sysinfo.h>
29 #endif
30 #include <wlutils.h>
31 #include <bcmdevs.h>
32
33 #define SHELL "/bin/sh"
34
35 static int fatalsigs[] = {
36 SIGILL,
37 SIGABRT,
38 SIGFPE,
39 SIGPIPE,
40 SIGBUS,
41 SIGSYS,
42 SIGTRAP,
43 SIGPWR
44 };
45
46 static int initsigs[] = {
47 SIGHUP,
48 SIGUSR1,
49 SIGUSR2,
50 SIGINT,
51 SIGQUIT,
52 SIGALRM,
53 SIGTERM
54 };
55
56 static char *defenv[] = {
57 "TERM=vt100",
58 "HOME=/",
59 "PATH=/usr/bin:/bin:/usr/sbin:/sbin",
60 "SHELL=" SHELL,
61 "USER=root",
62 NULL
63 };
64
65 /* Set terminal settings to reasonable defaults */
66 static void set_term(int fd)
67 {
68 struct termios tty;
69
70 tcgetattr(fd, &tty);
71
72 /* set control chars */
73 tty.c_cc[VINTR] = 3; /* C-c */
74 tty.c_cc[VQUIT] = 28; /* C-\ */
75 tty.c_cc[VERASE] = 127; /* C-? */
76 tty.c_cc[VKILL] = 21; /* C-u */
77 tty.c_cc[VEOF] = 4; /* C-d */
78 tty.c_cc[VSTART] = 17; /* C-q */
79 tty.c_cc[VSTOP] = 19; /* C-s */
80 tty.c_cc[VSUSP] = 26; /* C-z */
81
82 /* use line dicipline 0 */
83 tty.c_line = 0;
84
85 /* Make it be sane */
86 tty.c_cflag &= CBAUD|CBAUDEX|CSIZE|CSTOPB|PARENB|PARODD;
87 tty.c_cflag |= CREAD|HUPCL|CLOCAL;
88
89
90 /* input modes */
91 tty.c_iflag = ICRNL | IXON | IXOFF;
92
93 /* output modes */
94 tty.c_oflag = OPOST | ONLCR;
95
96 /* local modes */
97 tty.c_lflag =
98 ISIG | ICANON | ECHO | ECHOE | ECHOK | ECHOCTL | ECHOKE | IEXTEN;
99
100 tcsetattr(fd, TCSANOW, &tty);
101 }
102
103 static int console_init(void)
104 {
105 int fd;
106
107 /* Clean up */
108 ioctl(0, TIOCNOTTY, 0);
109 close(0);
110 close(1);
111 close(2);
112 setsid();
113
114 /* Reopen console */
115 if ((fd = open(_PATH_CONSOLE, O_RDWR)) < 0) {
116 /* Avoid debug messages is redirected to socket packet if no exist a UART chip, added by honor, 2003-12-04 */
117 open("/dev/null", O_RDONLY);
118 open("/dev/null", O_WRONLY);
119 open("/dev/null", O_WRONLY);
120 perror(_PATH_CONSOLE);
121 return errno;
122 }
123 dup2(fd, 0);
124 dup2(fd, 1);
125 dup2(fd, 2);
126
127 ioctl(0, TIOCSCTTY, 1);
128 tcsetpgrp(0, getpgrp());
129 set_term(0);
130
131 return 0;
132 }
133
134 /*
135 * Waits for a file descriptor to change status or unblocked signal
136 * @param fd file descriptor
137 * @param timeout seconds to wait before timing out or 0 for no timeout
138 * @return 1 if descriptor changed status or 0 if timed out or -1 on error
139 */
140 static int waitfor(int fd, int timeout)
141 {
142 fd_set rfds;
143 struct timeval tv = { timeout, 0 };
144
145 FD_ZERO(&rfds);
146 FD_SET(fd, &rfds);
147 return select(fd + 1, &rfds, NULL, NULL, (timeout > 0) ? &tv : NULL);
148 }
149
150 static pid_t run_shell(int timeout, int nowait)
151 {
152 pid_t pid;
153 int sig;
154
155 /* Wait for user input */
156 if (waitfor(STDIN_FILENO, timeout) <= 0) return 0;
157
158 switch (pid = fork()) {
159 case -1:
160 perror("fork");
161 return 0;
162 case 0:
163 /* Reset signal handlers set for parent process */
164 for (sig = 0; sig < (_NSIG-1); sig++)
165 signal(sig, SIG_DFL);
166
167 /* Reopen console */
168 console_init();
169 printf("\n\nTomato %s\n\n", tomato_version);
170
171 /* Now run it. The new program will take over this PID,
172 * so nothing further in init.c should be run. */
173 execve(SHELL, (char *[]) { SHELL, NULL }, defenv);
174
175 /* We're still here? Some error happened. */
176 perror(SHELL);
177 exit(errno);
178 default:
179 if (nowait) {
180 return pid;
181 }
182 else {
183 waitpid(pid, NULL, 0);
184 return 0;
185 }
186 }
187 }
188
189 int console_main(int argc, char *argv[])
190 {
191 for (;;) run_shell(0, 0);
192
193 return 0;
194 }
195
196 static void shutdn(int rb)
197 {
198 int i;
199 int act;
200 sigset_t ss;
201
202 _dprintf("shutdn rb=%d\n", rb);
203
204 sigemptyset(&ss);
205 for (i = 0; i < sizeof(fatalsigs) / sizeof(fatalsigs[0]); i++)
206 sigaddset(&ss, fatalsigs[i]);
207 for (i = 0; i < sizeof(initsigs) / sizeof(initsigs[0]); i++)
208 sigaddset(&ss, initsigs[i]);
209 sigprocmask(SIG_BLOCK, &ss, NULL);
210
211 for (i = 30; i > 0; --i) {
212 if (((act = check_action()) == ACT_IDLE) || (act == ACT_REBOOT)) break;
213 _dprintf("Busy with %d. Waiting before shutdown... %d\n", act, i);
214 sleep(1);
215 }
216 set_action(ACT_REBOOT);
217
218 // Disconnect pppd - need this for PPTP/L2TP to finish gracefully
219 stop_pptp();
220 stop_l2tp();
221
222 _dprintf("TERM\n");
223 kill(-1, SIGTERM);
224 sleep(3);
225 sync();
226
227 _dprintf("KILL\n");
228 kill(-1, SIGKILL);
229 sleep(1);
230 sync();
231
232 umount("/jffs"); // may hang if not
233 sleep(1);
234
235 if (rb != -1) {
236 led(LED_WLAN, 0);
237 if (rb == 0) {
238 for (i = 4; i > 0; --i) {
239 led(LED_DMZ, 1);
240 led(LED_WHITE, 1);
241 usleep(250000);
242 led(LED_DMZ, 0);
243 led(LED_WHITE, 0);
244 usleep(250000);
245 }
246 }
247 }
248
249 reboot(rb ? RB_AUTOBOOT : RB_HALT_SYSTEM);
250
251 do {
252 sleep(1);
253 } while (1);
254 }
255
256 static void handle_fatalsigs(int sig)
257 {
258 _dprintf("fatal sig=%d\n", sig);
259 shutdn(-1);
260 }
261
262 /* Fixed the race condition & incorrect code by using sigwait()
263 * instead of pause(). But SIGCHLD is a problem, since other
264 * code: 1) messes with it and 2) depends on CHLD being caught so
265 * that the pid gets immediately reaped instead of left a zombie.
266 * Pidof still shows the pid, even though it's in zombie state.
267 * So this SIGCHLD handler reaps and then signals the mainline by
268 * raising ALRM.
269 */
270 static void handle_reap(int sig)
271 {
272 chld_reap(sig);
273 raise(SIGALRM);
274 }
275
276 static int check_nv(const char *name, const char *value)
277 {
278 const char *p;
279 if (!nvram_match("manual_boot_nv", "1")) {
280 if (((p = nvram_get(name)) == NULL) || (strcmp(p, value) != 0)) {
281 _dprintf("Error: Critical variable %s is invalid. Resetting.\n", name);
282 nvram_set(name, value);
283 return 1;
284 }
285 }
286 return 0;
287 }
288
289 static inline int invalid_mac(const char *mac)
290 {
291 return (!mac || !(*mac) || strncasecmp(mac, "00:90:4c", 8) == 0);
292 }
293
294 static int find_sercom_mac_addr(void)
295 {
296 FILE *fp;
297 unsigned char m[6], s[18];
298
299 sprintf(s, MTD_DEV(%dro), 0);
300 if ((fp = fopen(s, "rb"))) {
301 fseek(fp, 0x1ffa0, SEEK_SET);
302 fread(m, sizeof(m), 1, fp);
303 fclose(fp);
304 sprintf(s, "%02X:%02X:%02X:%02X:%02X:%02X",
305 m[0], m[1], m[2], m[3], m[4], m[5]);
306 nvram_set("et0macaddr", s);
307 return !invalid_mac(s);
308 }
309 return 0;
310 }
311
312 static int find_dir320_mac_addr(void)
313 {
314 FILE *fp;
315 char *buffer, s[18];
316 int i, part, size, found = 0;
317
318 if (!mtd_getinfo("board_data", &part, &size))
319 goto out;
320 sprintf(s, MTD_DEV(%dro), part);
321
322 if ((fp = fopen(s, "rb"))) {
323 buffer = malloc(size);
324 memset(buffer, 0, size);
325 fread(buffer, size, 1, fp);
326 if (!memcmp(buffer, "RGCFG1", 6)) {
327 for (i = 6; i < size - 24; i++) {
328 if (!memcmp(buffer + i, "lanmac=", 7)) {
329 memcpy(s, buffer + i + 7, 17);
330 s[17] = 0;
331 nvram_set("et0macaddr", s);
332 found = 1;
333 }
334 else if (!memcmp(buffer + i, "wanmac=", 7)) {
335 memcpy(s, buffer + i + 7, 17);
336 s[17] = 0;
337 nvram_set("il0macaddr", s);
338 if (!found) {
339 inc_mac(s, -1);
340 nvram_set("et0macaddr", s);
341 }
342 found = 1;
343 }
344 }
345 }
346 free(buffer);
347 fclose(fp);
348 }
349 out:
350 if (!found) {
351 strcpy(s, nvram_safe_get("wl0_hwaddr"));
352 inc_mac(s, -2);
353 nvram_set("et0macaddr", s);
354 }
355 return 1;
356 }
357
358 static int init_vlan_ports(void)
359 {
360 int dirty = 0;
361 int model = get_model();
362
363 switch (model) {
364 case MODEL_WRT54G:
365 switch (check_hw_type()) {
366 case HW_BCM5352E: // G v4, GS v3, v4
367 dirty |= check_nv("vlan0ports", "3 2 1 0 5*");
368 break;
369 }
370 break;
371 case MODEL_WTR54GS:
372 dirty |= check_nv("vlan0ports", "0 5*");
373 dirty |= check_nv("vlan1ports", "1 5");
374 dirty |= check_nv("vlan_enable", "1");
375 break;
376 case MODEL_WL500GP:
377 case MODEL_WL500GE:
378 case MODEL_WL500GPv2:
379 case MODEL_WL520GU:
380 if (nvram_match("vlan1ports", "0 5u")) // 520GU or WL500GE?
381 dirty |= check_nv("vlan1ports", "0 5");
382 else if (nvram_match("vlan1ports", "4 5u"))
383 dirty |= check_nv("vlan1ports", "4 5");
384 break;
385 case MODEL_WL500GD:
386 dirty |= check_nv("vlan0ports", "1 2 3 4 5*");
387 dirty |= check_nv("vlan1ports", "0 5");
388 break;
389 case MODEL_DIR320:
390 case MODEL_H618B:
391 dirty |= (nvram_get("vlan2ports") != NULL);
392 nvram_unset("vlan2ports");
393 dirty |= check_nv("vlan1ports", "0 5");
394 break;
395 case MODEL_WRT310Nv1:
396 dirty |= check_nv("vlan1ports", "1 2 3 4 8*");
397 dirty |= check_nv("vlan2ports", "0 8");
398 break;
399 case MODEL_WL1600GL:
400 dirty |= check_nv("vlan0ports", "0 1 2 3 5*");
401 dirty |= check_nv("vlan1ports", "4 5");
402 break;
403 #ifdef CONFIG_BCMWL5
404 case MODEL_WNR3500L:
405 case MODEL_WRT320N:
406 case MODEL_RTN16:
407 case MODEL_RTN66U:
408 dirty |= check_nv("vlan1ports", "4 3 2 1 8*");
409 dirty |= check_nv("vlan2ports", "0 8");
410 break;
411 case MODEL_WNR2000v2:
412 dirty |= check_nv("vlan0ports", "4 3 2 1 5*");
413 dirty |= check_nv("vlan1ports", "0 5");
414 break;
415 case MODEL_RTN10:
416 dirty |= check_nv("vlan1ports", "4 5");
417 break;
418 case MODEL_RTN12:
419 dirty |= check_nv("vlan0ports", "3 2 1 0 5*");
420 dirty |= check_nv("vlan1ports", "4 5");
421 break;
422 case MODEL_WRT610Nv2:
423 case MODEL_F5D8235v3:
424 dirty |= check_nv("vlan1ports", "1 2 3 4 8*");
425 dirty |= check_nv("vlan2ports", "0 8");
426 break;
427 case MODEL_F7D3301:
428 case MODEL_F7D4301:
429 dirty |= check_nv("vlan1ports", "3 2 1 0 8*");
430 dirty |= check_nv("vlan2ports", "4 8");
431 break;
432 case MODEL_F7D3302:
433 case MODEL_F7D4302:
434 dirty |= check_nv("vlan1ports", "0 1 2 3 5*");
435 dirty |= check_nv("vlan2ports", "4 5");
436 break;
437 case MODEL_E4200:
438 dirty |= check_nv("vlan1ports", "0 1 2 3 8*");
439 dirty |= check_nv("vlan2ports", "4 8");
440 break;
441 case MODEL_WRT160Nv3:
442 if (nvram_match("vlan1ports", "1 2 3 4 5*")) {
443 // fix lan port numbering on CSE41, CSE51
444 dirty |= check_nv("vlan1ports", "4 3 2 1 5*");
445 }
446 else if (nvram_match("vlan1ports", "1 2 3 4 8*")) {
447 // WRT310Nv2 ?
448 dirty |= check_nv("vlan1ports", "4 3 2 1 8*");
449 }
450 break;
451 #endif
452 }
453
454 return dirty;
455 }
456
457 static void check_bootnv(void)
458 {
459 int dirty;
460 int hardware;
461 int model;
462 char mac[18];
463
464 model = get_model();
465 dirty = check_nv("wl0_leddc", "0x640000") | check_nv("wl1_leddc", "0x640000");
466
467 switch (model) {
468 case MODEL_WTR54GS:
469 dirty |= check_nv("vlan0hwname", "et0");
470 dirty |= check_nv("vlan1hwname", "et0");
471 break;
472 case MODEL_WBRG54:
473 dirty |= check_nv("wl0gpio0", "130");
474 break;
475 case MODEL_WR850GV1:
476 case MODEL_WR850GV2:
477 // need to cleanup some variables...
478 if ((nvram_get("t_model") == NULL) && (nvram_get("MyFirmwareVersion") != NULL)) {
479 nvram_unset("MyFirmwareVersion");
480 nvram_set("restore_defaults", "1");
481 }
482 break;
483 case MODEL_WL500W:
484 /* fix WL500W mac adresses for WAN port */
485 if (invalid_mac(nvram_get("et1macaddr"))) {
486 strcpy(mac, nvram_safe_get("et0macaddr"));
487 inc_mac(mac, 1);
488 dirty |= check_nv("et1macaddr", mac);
489 }
490 dirty |= check_nv("wl0gpio0", "0x88");
491 break;
492 case MODEL_WL500GP:
493 dirty |= check_nv("sdram_init", "0x0009"); // 32MB; defaults: 0x000b, 0x0009
494 dirty |= check_nv("wl0gpio0", "136");
495 break;
496 case MODEL_WL500GPv2:
497 case MODEL_WL520GU:
498 dirty |= check_nv("wl0gpio1", "136");
499 break;
500 case MODEL_WL500GD:
501 dirty |= check_nv("vlan0hwname", "et0");
502 dirty |= check_nv("vlan1hwname", "et0");
503 dirty |= check_nv("boardflags", "0x00000100"); // set BFL_ENETVLAN
504 nvram_unset("wl0gpio0");
505 break;
506 case MODEL_DIR320:
507 if (strlen(nvram_safe_get("et0macaddr")) == 12 ||
508 strlen(nvram_safe_get("il0macaddr")) == 12) {
509 dirty |= find_dir320_mac_addr();
510 }
511 if (nvram_get("vlan2hwname") != NULL) {
512 nvram_unset("vlan2hwname");
513 dirty = 1;
514 }
515 dirty |= check_nv("wandevs", "vlan1");
516 dirty |= check_nv("vlan1hwname", "et0");
517 dirty |= check_nv("wl0gpio0", "8");
518 dirty |= check_nv("wl0gpio1", "0");
519 dirty |= check_nv("wl0gpio2", "0");
520 dirty |= check_nv("wl0gpio3", "0");
521 case MODEL_WL1600GL:
522 if (invalid_mac(nvram_get("et0macaddr"))) {
523 dirty |= find_sercom_mac_addr();
524 }
525 break;
526 case MODEL_WRT160Nv1:
527 case MODEL_WRT310Nv1:
528 case MODEL_WRT300N:
529 dirty |= check_nv("wl0gpio0", "8");
530 break;
531 #ifdef CONFIG_BCMWL5
532 case MODEL_WNR3500L:
533 dirty |= check_nv("boardflags", "0x00000710"); // needed to enable USB
534 dirty |= check_nv("vlan2hwname", "et0");
535 dirty |= check_nv("ledbh0", "7");
536 break;
537 case MODEL_WNR2000v2:
538 dirty |= check_nv("ledbh5", "8");
539 break;
540 case MODEL_WRT320N:
541 dirty |= check_nv("reset_gpio", "5");
542 dirty |= check_nv("ledbh0", "136");
543 dirty |= check_nv("ledbh1", "11");
544 /* fall through, same as RT-N16 */
545 case MODEL_RTN16:
546 dirty |= check_nv("vlan2hwname", "et0");
547 break;
548 case MODEL_WRT610Nv2:
549 dirty |= check_nv("vlan2hwname", "et0");
550 dirty |= check_nv("pci/1/1/ledbh2", "8");
551 dirty |= check_nv("sb/1/ledbh1", "8");
552 if (invalid_mac(nvram_get("pci/1/1/macaddr"))) {
553 strcpy(mac, nvram_safe_get("et0macaddr"));
554 inc_mac(mac, 3);
555 dirty |= check_nv("pci/1/1/macaddr", mac);
556 }
557 break;
558 case MODEL_F7D3301:
559 case MODEL_F7D3302:
560 case MODEL_F7D4301:
561 case MODEL_F7D4302:
562 case MODEL_F5D8235v3:
563 if (nvram_match("sb/1/macaddr", nvram_safe_get("et0macaddr"))) {
564 strcpy(mac, nvram_safe_get("et0macaddr"));
565 inc_mac(mac, 2);
566 dirty |= check_nv("sb/1/macaddr", mac);
567 inc_mac(mac, 1);
568 dirty |= check_nv("pci/1/1/macaddr", mac);
569 }
570 case MODEL_E4200:
571 dirty |= check_nv("vlan2hwname", "et0");
572 if (invalid_mac(nvram_get("pci/1/1/macaddr")) == 0 ||
573 invalid_mac(nvram_get("sb/1/macaddr"))) {
574 strcpy(mac, nvram_safe_get("et0macaddr"));
575 inc_mac(mac, 2);
576 dirty |= check_nv("sb/1/macaddr", mac);
577 inc_mac(mac, 1);
578 dirty |= check_nv("pci/1/1/macaddr", mac);
579 }
580 break;
581 case MODEL_WRT160Nv3:
582 dirty |= check_nv("vlan2hwname", "et0");
583 break;
584 #endif
585
586 case MODEL_WRT54G:
587 if (strncmp(nvram_safe_get("pmon_ver"), "CFE", 3) != 0) return;
588
589 hardware = check_hw_type();
590 if (!nvram_get("boardtype") ||
591 !nvram_get("boardnum") ||
592 !nvram_get("boardflags") ||
593 !nvram_get("clkfreq") ||
594 !nvram_get("os_flash_addr") ||
595 !nvram_get("dl_ram_addr") ||
596 !nvram_get("os_ram_addr") ||
597 !nvram_get("scratch") ||
598 !nvram_get("et0macaddr") ||
599 ((hardware != HW_BCM4704_BCM5325F) && (!nvram_get("vlan0ports") || !nvram_get("vlan0hwname")))) {
600 _dprintf("Unable to find critical settings, erasing NVRAM\n");
601 mtd_erase("nvram");
602 goto REBOOT;
603 }
604
605 dirty |= check_nv("aa0", "3");
606 dirty |= check_nv("wl0gpio0", "136");
607 dirty |= check_nv("wl0gpio2", "0");
608 dirty |= check_nv("wl0gpio3", "0");
609 dirty |= check_nv("cctl", "0");
610 dirty |= check_nv("ccode", "0");
611
612 switch (hardware) {
613 case HW_BCM5325E:
614 /* Lower the DDR ram drive strength , the value will be stable for all boards
615 Latency 3 is more stable for all ddr 20050420 by honor */
616 dirty |= check_nv("sdram_init", "0x010b");
617 dirty |= check_nv("sdram_config", "0x0062");
618 if (!nvram_match("debug_clkfix", "0")) {
619 dirty |= check_nv("clkfreq", "216");
620 }
621 if (dirty) {
622 nvram_set("sdram_ncdl", "0x0");
623 }
624 dirty |= check_nv("pa0itssit", "62");
625 dirty |= check_nv("pa0b0", "0x15eb");
626 dirty |= check_nv("pa0b1", "0xfa82");
627 dirty |= check_nv("pa0b2", "0xfe66");
628 //dirty |= check_nv("pa0maxpwr", "0x4e");
629 break;
630 case HW_BCM5352E: // G v4, GS v3, v4
631 dirty |= check_nv("sdram_init", "0x010b");
632 dirty |= check_nv("sdram_config", "0x0062");
633 if (dirty) {
634 nvram_set("sdram_ncdl", "0x0");
635 }
636 dirty |= check_nv("pa0itssit", "62");
637 dirty |= check_nv("pa0b0", "0x168b");
638 dirty |= check_nv("pa0b1", "0xfabf");
639 dirty |= check_nv("pa0b2", "0xfeaf");
640 //dirty |= check_nv("pa0maxpwr", "0x4e");
641 break;
642 case HW_BCM5354G:
643 dirty |= check_nv("pa0itssit", "62");
644 dirty |= check_nv("pa0b0", "0x1326");
645 dirty |= check_nv("pa0b1", "0xFB51");
646 dirty |= check_nv("pa0b2", "0xFE87");
647 //dirty |= check_nv("pa0maxpwr", "0x4e");
648 break;
649 case HW_BCM4704_BCM5325F:
650 // nothing to do
651 break;
652 default:
653 dirty |= check_nv("pa0itssit", "62");
654 dirty |= check_nv("pa0b0", "0x170c");
655 dirty |= check_nv("pa0b1", "0xfa24");
656 dirty |= check_nv("pa0b2", "0xfe70");
657 //dirty |= check_nv("pa0maxpwr", "0x48");
658 break;
659 }
660 break;
661
662 } // switch (model)
663
664 dirty |= init_vlan_ports();
665
666 if (dirty) {
667 nvram_commit();
668 REBOOT: // do a simple reboot
669 sync();
670 reboot(RB_AUTOBOOT);
671 exit(0);
672 }
673 }
674
675 static int init_nvram(void)
676 {
677 unsigned long features;
678 int model;
679 const char *mfr;
680 const char *name;
681 char s[256];
682 unsigned long bf;
683 unsigned long n;
684
685 model = get_model();
686 sprintf(s, "%d", model);
687 nvram_set("t_model", s);
688
689 mfr = "Broadcom";
690 name = NULL;
691 features = 0;
692 switch (model) {
693 case MODEL_WRT54G:
694 mfr = "Linksys";
695 name = "WRT54G/GS/GL";
696 switch (check_hw_type()) {
697 case HW_BCM4712:
698 nvram_set("gpio2", "adm_eecs");
699 nvram_set("gpio3", "adm_eesk");
700 nvram_unset("gpio4");
701 nvram_set("gpio5", "adm_eedi");
702 nvram_set("gpio6", "adm_rc");
703 break;
704 case HW_BCM4702:
705 nvram_unset("gpio2");
706 nvram_unset("gpio3");
707 nvram_unset("gpio4");
708 nvram_unset("gpio5");
709 nvram_unset("gpio6");
710 break;
711 case HW_BCM5352E:
712 nvram_set("opo", "0x0008");
713 nvram_set("ag0", "0x02");
714 // drop
715 default:
716 nvram_set("gpio2", "ses_led");
717 nvram_set("gpio3", "ses_led2");
718 nvram_set("gpio4", "ses_button");
719 features = SUP_SES | SUP_WHAM_LED;
720 break;
721 }
722 break;
723 case MODEL_WTR54GS:
724 mfr = "Linksys";
725 name = "WTR54GS";
726 if (!nvram_match("t_fix1", (char *)name)) {
727 nvram_set("lan_ifnames", "vlan0 eth1");
728 nvram_set("gpio2", "ses_button");
729 nvram_set("reset_gpio", "7");
730 }
731 nvram_set("pa0itssit", "62");
732 nvram_set("pa0b0", "0x1542");
733 nvram_set("pa0b1", "0xfacb");
734 nvram_set("pa0b2", "0xfec7");
735 //nvram_set("pa0maxpwr", "0x4c");
736 features = SUP_SES;
737 break;
738 case MODEL_WRTSL54GS:
739 mfr = "Linksys";
740 name = "WRTSL54GS";
741 features = SUP_SES | SUP_WHAM_LED;
742 break;
743 case MODEL_WHRG54S:
744 mfr = "Buffalo";
745 name = "WHR-G54S";
746 features = SUP_SES | SUP_AOSS_LED | SUP_BRAU;
747 break;
748 case MODEL_WHRHPG54:
749 case MODEL_WZRRSG54HP:
750 case MODEL_WZRHPG54:
751 mfr = "Buffalo";
752 features = SUP_SES | SUP_AOSS_LED | SUP_HPAMP;
753 switch (model) {
754 case MODEL_WZRRSG54HP:
755 name = "WZR-RS-G54HP";
756 break;
757 case MODEL_WZRHPG54:
758 name = "WZR-HP-G54";
759 break;
760 default:
761 name = "WHR-HP-G54";
762 features = SUP_SES | SUP_AOSS_LED | SUP_BRAU | SUP_HPAMP;
763 break;
764 }
765
766 bf = strtoul(nvram_safe_get("boardflags"), NULL, 0);
767 switch (bf) {
768 case 0x0758:
769 case 0x1758:
770 case 0x2758:
771 case 0x3758:
772 if (nvram_match("wlx_hpamp", "")) {
773 if (nvram_get_int("wl_txpwr") > 10) nvram_set("wl_txpwr", "10");
774 nvram_set("wlx_hpamp", "1");
775 nvram_set("wlx_hperx", "0");
776 }
777
778 n = bf;
779 if (nvram_match("wlx_hpamp", "0")) {
780 n &= ~0x2000UL;
781 }
782 else {
783 n |= 0x2000UL;
784 }
785 if (nvram_match("wlx_hperx", "0")) {
786 n |= 0x1000UL;
787 }
788 else {
789 n &= ~0x1000UL;
790 }
791 if (bf != n) {
792 sprintf(s, "0x%lX", n);
793 nvram_set("boardflags", s);
794 }
795 break;
796 default:
797 syslog(LOG_WARNING, "Unexpected: boardflag=%lX", bf);
798 break;
799 }
800 break;
801 case MODEL_WBRG54:
802 mfr = "Buffalo";
803 name = "WBR-G54";
804 break;
805 case MODEL_WBR2G54:
806 mfr = "Buffalo";
807 name = "WBR2-G54";
808 features = SUP_SES | SUP_AOSS_LED;
809 break;
810 case MODEL_WHR2A54G54:
811 mfr = "Buffalo";
812 name = "WHR2-A54G54";
813 features = SUP_SES | SUP_AOSS_LED | SUP_BRAU;
814 break;
815 case MODEL_WHR3AG54:
816 mfr = "Buffalo";
817 name = "WHR3-AG54";
818 features = SUP_SES | SUP_AOSS_LED;
819 break;
820 case MODEL_WZRG54:
821 mfr = "Buffalo";
822 name = "WZR-G54";
823 features = SUP_SES | SUP_AOSS_LED;
824 break;
825 case MODEL_WZRRSG54:
826 mfr = "Buffalo";
827 name = "WZR-RS-G54";
828 features = SUP_SES | SUP_AOSS_LED;
829 break;
830 case MODEL_WVRG54NF:
831 mfr = "Buffalo";
832 name = "WVR-G54-NF";
833 features = SUP_SES;
834 break;
835 case MODEL_WZRG108:
836 mfr = "Buffalo";
837 name = "WZR-G108";
838 features = SUP_SES | SUP_AOSS_LED;
839 break;
840 case MODEL_RT390W:
841 mfr = "Fuji";
842 name = "RT390W";
843 break;
844 case MODEL_WR850GV1:
845 mfr = "Motorola";
846 name = "WR850G v1";
847 features = SUP_NONVE;
848 break;
849 case MODEL_WR850GV2:
850 mfr = "Motorola";
851 name = "WR850G v2/v3";
852 features = SUP_NONVE;
853 break;
854 case MODEL_WL500GP:
855 mfr = "Asus";
856 name = "WL-500gP";
857 features = SUP_SES;
858 #ifdef TCONFIG_USB
859 nvram_set("usb_ohci", "-1");
860 #endif
861 if (!nvram_match("t_fix1", (char *)name)) {
862 nvram_set("lan_ifnames", "vlan0 eth1 eth2 eth3"); // set to "vlan0 eth2" by DD-WRT; default: vlan0 eth1
863 }
864 break;
865 case MODEL_WL500W:
866 mfr = "Asus";
867 name = "WL-500W";
868 features = SUP_SES | SUP_80211N;
869 #ifdef TCONFIG_USB
870 nvram_set("usb_ohci", "-1");
871 #endif
872 break;
873 case MODEL_WL500GE:
874 mfr = "Asus";
875 name = "WL-550gE";
876 // features = ?
877 #ifdef TCONFIG_USB
878 nvram_set("usb_uhci", "-1");
879 #endif
880 break;
881 case MODEL_WX6615GT:
882 mfr = "SparkLAN";
883 name = "WX-6615GT";
884 // features = ?
885 break;
886 case MODEL_MN700:
887 mfr = "Microsoft";
888 name = "MN-700";
889 break;
890 case MODEL_WR100:
891 mfr = "Viewsonic";
892 name = "WR100";
893 break;
894 case MODEL_WLA2G54L:
895 mfr = "Buffalo";
896 name = "WLA2-G54L";
897 if (!nvram_match("t_fix1", (char *)name)) {
898 nvram_set("lan_ifnames", "vlan0 eth1 eth2");
899 nvram_set("wl_ifname", "eth1");
900 nvram_set("wan_ifname", "none");
901 }
902 break;
903 case MODEL_TM2300:
904 mfr = "Dell";
905 name = "TrueMobile 2300";
906 break;
907
908 /*
909
910 ...
911
912 */
913
914 #ifndef WL_BSS_INFO_VERSION
915 #error WL_BSS_INFO_VERSION
916 #endif
917 #if WL_BSS_INFO_VERSION >= 108
918 /*
919 case MODEL_WRH54G:
920 mfr = "Linksys";
921 name = "WRH54G";
922
923 nvram_set("opo", "12");
924 break;
925 */
926 case MODEL_WHRG125:
927 mfr = "Buffalo";
928 name = "WHR-G125";
929 features = SUP_SES | SUP_AOSS_LED | SUP_BRAU;
930
931 nvram_set("opo", "0x0008");
932 nvram_set("ag0", "0x0C");
933 break;
934 #ifdef CONFIG_BCMWL5
935 case MODEL_RTN10:
936 mfr = "Asus";
937 name = "RT-N10";
938 features = SUP_SES | SUP_80211N;
939 if (!nvram_match("t_fix1", (char *)name)) {
940 nvram_set("lan_ifnames", "vlan0 eth1");
941 nvram_set("wan_ifnameX", "vlan1");
942 nvram_set("wl_ifname", "eth1");
943 }
944 break;
945 case MODEL_RTN12:
946 mfr = "Asus";
947 name = "RT-N12";
948 features = SUP_SES | SUP_BRAU | SUP_80211N;
949 if (!nvram_match("t_fix1", (char *)name)) {
950 nvram_set("lan_ifnames", "vlan0 eth1");
951 nvram_set("wan_ifnameX", "vlan1");
952 nvram_set("wl_ifname", "eth1");
953 }
954 break;
955 case MODEL_RTN16:
956 mfr = "Asus";
957 name = "RT-N16";
958 features = SUP_SES | SUP_80211N | SUP_1000ET;
959 #ifdef TCONFIG_USB
960 nvram_set("usb_uhci", "-1");
961 #endif
962 if (!nvram_match("t_fix1", (char *)name)) {
963 nvram_set("lan_ifnames", "vlan1 eth1");
964 nvram_set("wan_ifnameX", "vlan2");
965 nvram_set("wl_ifname", "eth1");
966 nvram_set("vlan_enable", "1");
967 }
968 break;
969 case MODEL_RTN66U:
970 mfr = "Asus";
971 name = "RT-N66U";
972 features = SUP_SES | SUP_80211N | SUP_1000ET;
973 #ifdef TCONFIG_USB
974 nvram_set("usb_uhci", "-1");
975 #if defined(LINUX26) && defined(TCONFIG_USB_EXTRAS)
976 if (nvram_get_int("usb_mmc") == -1) nvram_set("usb_mmc", "0");
977 #endif
978 #endif
979 if (!nvram_match("t_fix1", (char *)name)) {
980 nvram_set("lan_ifnames", "vlan1 eth1 eth2");
981 nvram_set("wan_ifnameX", "vlan2");
982 nvram_set("wl_ifnames", "eth1 eth2");
983 nvram_set("landevs", "vlan1 wl0 wl1");
984 nvram_set("wandevs", "vlan2");
985 #if defined(LINUX26) && defined(TCONFIG_USB)
986 nvram_set("usb_noled", "1-1.4"); /* SD/MMC Card */
987 #endif
988 }
989 break;
990 case MODEL_WNR3500L:
991 mfr = "Netgear";
992 name = "WNR3500L/U/v2";
993 features = SUP_SES | SUP_AOSS_LED | SUP_80211N | SUP_1000ET;
994 if (!nvram_match("t_fix1", (char *)name)) {
995 nvram_set("sromrev", "3");
996 nvram_set("lan_ifnames", "vlan1 eth1");
997 nvram_set("wan_ifnameX", "vlan2");
998 nvram_set("wl_ifname", "eth1");
999 }
1000 break;
1001 case MODEL_WNR2000v2:
1002 mfr = "Netgear";
1003 name = "WNR2000 v2";
1004 features = SUP_SES | SUP_AOSS_LED | SUP_80211N;
1005 if (!nvram_match("t_fix1", (char *)name)) {
1006 nvram_set("lan_ifnames", "vlan0 eth1");
1007 nvram_set("wan_ifnameX", "vlan1");
1008 nvram_set("wl_ifname", "eth1");
1009 }
1010 break;
1011 case MODEL_F7D3301:
1012 case MODEL_F7D3302:
1013 case MODEL_F7D4301:
1014 case MODEL_F7D4302:
1015 case MODEL_F5D8235v3:
1016 mfr = "Belkin";
1017 features = SUP_SES | SUP_80211N;
1018 switch (model) {
1019 case MODEL_F7D3301:
1020 name = "Share Max N300 (F7D3301/F7D7301) v1";
1021 break;
1022 case MODEL_F7D3302:
1023 name = "Share N300 (F7D3302/F7D7302) v1";
1024 break;
1025 case MODEL_F7D4301:
1026 name = "Play Max / N600 HD (F7D4301/F7D8301) v1";
1027 break;
1028 case MODEL_F7D4302:
1029 name = "Play N600 (F7D4302/F7D8302) v1";
1030 break;
1031 case MODEL_F5D8235v3:
1032 name = "N F5D8235-4 v3";
1033 break;
1034 }
1035 #ifdef TCONFIG_USB
1036 nvram_set("usb_uhci", "-1");
1037 #endif
1038 if (!nvram_match("t_fix1", (char *)name)) {
1039 nvram_set("lan_ifnames", "vlan1 eth1 eth2");
1040 nvram_set("wan_ifnameX", "vlan2");
1041 nvram_set("landevs", "vlan1 wl0 wl1");
1042 nvram_set("wandevs", "vlan2");
1043 }
1044 break;
1045 case MODEL_WRT160Nv3:
1046 // same as M10, M20, WRT310Nv2, E1000v1
1047 mfr = "Linksys";
1048 name = nvram_safe_get("boot_hw_model");
1049 if (strcmp(name, "E100") == 0)
1050 name = "E1000 v1";
1051 features = SUP_SES | SUP_80211N | SUP_WHAM_LED;
1052 if (!nvram_match("t_fix1", (char *)name)) {
1053 nvram_set("lan_ifnames", "vlan1 eth1");
1054 nvram_set("wan_ifnameX", "vlan2");
1055 nvram_set("wl_ifname", "eth1");
1056 }
1057 break;
1058 case MODEL_WRT320N:
1059 mfr = "Linksys";
1060 name = nvram_match("boardrev", "0x1307") ? "E2000" : "WRT320N";
1061 features = SUP_SES | SUP_80211N | SUP_WHAM_LED | SUP_1000ET;
1062 if (!nvram_match("t_fix1", (char *)name)) {
1063 nvram_set("lan_ifnames", "vlan1 eth1");
1064 nvram_set("wan_ifnameX", "vlan2");
1065 nvram_set("wl_ifname", "eth1");
1066 }
1067 break;
1068 case MODEL_WRT610Nv2:
1069 mfr = "Linksys";
1070 name = nvram_match("boot_hw_model", "E300") ? "E3000" : "WRT610N v2";
1071 features = SUP_SES | SUP_80211N | SUP_WHAM_LED | SUP_1000ET;
1072 #ifdef TCONFIG_USB
1073 nvram_set("usb_uhci", "-1");
1074 #endif
1075 if (!nvram_match("t_fix1", (char *)name)) {
1076 nvram_set("lan_ifnames", "vlan1 eth1 eth2");
1077 nvram_set("wan_ifnameX", "vlan2");
1078 nvram_set("wl_ifname", "eth1");
1079 }
1080 break;
1081 case MODEL_E4200:
1082 mfr = "Linksys";
1083 name = "E4200 v1";
1084 features = SUP_SES | SUP_80211N | SUP_1000ET;
1085 #ifdef TCONFIG_USB
1086 nvram_set("usb_uhci", "-1");
1087 #endif
1088 if (!nvram_match("t_fix1", (char *)name)) {
1089 nvram_set("lan_ifnames", "vlan1 eth1 eth2");
1090 nvram_set("wan_ifnameX", "vlan2");
1091 nvram_set("wl_ifname", "eth1");
1092 }
1093 break;
1094 #endif // CONFIG_BCMWL5
1095 case MODEL_WL500GPv2:
1096 mfr = "Asus";
1097 name = "WL-500gP v2";
1098 features = SUP_SES;
1099 #ifdef TCONFIG_USB
1100 nvram_set("usb_uhci", "-1");
1101 #endif
1102 break;
1103 case MODEL_WL520GU:
1104 mfr = "Asus";
1105 name = "WL-520GU";
1106 features = SUP_SES;
1107 #ifdef TCONFIG_USB
1108 nvram_set("usb_uhci", "-1");
1109 #endif
1110 break;
1111 case MODEL_WL500GD:
1112 mfr = "Asus";
1113 name = "WL-500g Deluxe";
1114 // features = SUP_SES;
1115 #ifdef TCONFIG_USB
1116 nvram_set("usb_ohci", "-1");
1117 #endif
1118 if (!nvram_match("t_fix1", (char *)name)) {
1119 nvram_set("wl_ifname", "eth1");
1120 nvram_set("lan_ifnames", "vlan0 eth1");
1121 nvram_set("wan_ifnameX", "vlan1");
1122 nvram_unset("wl0gpio0");
1123 }
1124 break;
1125 case MODEL_DIR320:
1126 mfr = "D-Link";
1127 name = "DIR-320";
1128 features = SUP_SES;
1129 if (!nvram_match("t_fix1", (char *)name)) {
1130 nvram_set("wan_ifnameX", "vlan1");
1131 nvram_set("wl_ifname", "eth1");
1132 }
1133 break;
1134 case MODEL_H618B:
1135 mfr = "ZTE";
1136 name = "ZXV10 H618B";
1137 features = SUP_SES | SUP_AOSS_LED;
1138 break;
1139 case MODEL_WL1600GL:
1140 mfr = "Ovislink";
1141 name = "WL1600GL";
1142 features = SUP_SES;
1143 break;
1144 #endif // WL_BSS_INFO_VERSION >= 108
1145 case MODEL_WZRG300N:
1146 mfr = "Buffalo";
1147 name = "WZR-G300N";
1148 features = SUP_SES | SUP_AOSS_LED | SUP_BRAU | SUP_80211N;
1149 break;
1150 case MODEL_WRT160Nv1:
1151 case MODEL_WRT300N:
1152 mfr = "Linksys";
1153 name = (model == MODEL_WRT300N) ? "WRT300N v1" : "WRT160N v1";
1154 features = SUP_SES | SUP_80211N;
1155 if (!nvram_match("t_fix1", (char *)name)) {
1156 nvram_set("wan_ifnameX", "eth1");
1157 nvram_set("lan_ifnames", "eth0 eth2");
1158 }
1159 break;
1160 case MODEL_WRT310Nv1:
1161 mfr = "Linksys";
1162 name = "WRT310N v1";
1163 features = SUP_SES | SUP_80211N | SUP_WHAM_LED | SUP_1000ET;
1164 if (!nvram_match("t_fix1", (char *)name)) {
1165 nvram_set("lan_ifnames", "vlan1 eth1");
1166 nvram_set("wan_ifnameX", "vlan2");
1167 nvram_set("wl_ifname", "eth1");
1168 }
1169 break;
1170 }
1171
1172 if (name) {
1173 nvram_set("t_fix1", name);
1174 sprintf(s, "%s %s", mfr, name);
1175 }
1176 else {
1177 snprintf(s, sizeof(s), "%s %d/%s/%s/%s/%s", mfr, check_hw_type(),
1178 nvram_safe_get("boardtype"), nvram_safe_get("boardnum"), nvram_safe_get("boardrev"), nvram_safe_get("boardflags"));
1179 s[64] = 0;
1180 }
1181 nvram_set("t_model_name", s);
1182
1183 nvram_set("pa0maxpwr", "400"); // allow Tx power up tp 400 mW, needed for ND only
1184
1185 sprintf(s, "0x%lX", features);
1186 nvram_set("t_features", s);
1187
1188 /*
1189 note: set wan_ifnameX if wan_ifname needs to be overriden
1190
1191 */
1192 if (nvram_is_empty("wan_ifnameX")) {
1193 #if 1
1194 nvram_set("wan_ifnameX", ((strtoul(nvram_safe_get("boardflags"), NULL, 0) & BFL_ENETVLAN) ||
1195 (check_hw_type() == HW_BCM4712)) ? "vlan1" : "eth1");
1196 #else
1197 p = nvram_safe_get("wan_ifname");
1198 if ((*p == 0) || (nvram_match("wl_ifname", p))) {
1199 p = ((strtoul(nvram_safe_get("boardflags"), NULL, 0) & BFL_ENETVLAN) ||
1200 (check_hw_type() == HW_BCM4712)) ? "vlan1" : "eth1";
1201 }
1202 nvram_set("wan_ifnameX", p);
1203 #endif
1204 }
1205
1206 nvram_set("wl_hwaddr", ""); // zzz- when disabling wireless, we must get null wireless mac ??
1207
1208 //!!TB - do not force country code here to allow nvram override
1209 //nvram_set("wl_country", "JP");
1210 //nvram_set("wl_country_code", "JP");
1211 nvram_set("wan_get_dns", "");
1212 nvram_set("wan_get_domain", "");
1213 nvram_set("ppp_get_ip", "");
1214 nvram_set("action_service", "");
1215 nvram_set("jffs2_format", "0");
1216 nvram_set("rrules_radio", "-1");
1217 nvram_unset("https_crt_gen");
1218 nvram_unset("log_wmclear");
1219 #ifdef TCONFIG_IPV6
1220 nvram_set("ipv6_get_dns", "");
1221 #endif
1222 #ifdef TCONFIG_MEDIA_SERVER
1223 nvram_unset("ms_rescan");
1224 #endif
1225 if (nvram_get_int("http_id_gen") == 1) nvram_unset("http_id");
1226
1227 nvram_unset("sch_rboot_last");
1228 nvram_unset("sch_rcon_last");
1229 nvram_unset("sch_c1_last");
1230 nvram_unset("sch_c2_last");
1231 nvram_unset("sch_c3_last");
1232
1233 nvram_set("brau_state", "");
1234 if ((features & SUP_BRAU) == 0) nvram_set("script_brau", "");
1235 if ((features & SUP_SES) == 0) nvram_set("sesx_script", "");
1236
1237 if ((features & SUP_1000ET) == 0) nvram_set("jumbo_frame_enable", "0");
1238
1239 // compatibility with old versions
1240 if (nvram_match("wl_net_mode", "disabled")) {
1241 nvram_set("wl_radio", "0");
1242 nvram_set("wl_net_mode", "mixed");
1243 }
1244
1245 return 0;
1246 }
1247
1248 /* Get the special files from nvram and copy them to disc.
1249 * These were files saved with "nvram setfile2nvram <filename>".
1250 * Better hope that they were saved with full pathname.
1251 */
1252 static void load_files_from_nvram(void)
1253 {
1254 char *name, *cp;
1255 int ar_loaded = 0;
1256 char buf[NVRAM_SPACE];
1257
1258 if (nvram_getall(buf, sizeof(buf)) != 0)
1259 return;
1260
1261 for (name = buf; *name; name += strlen(name) + 1) {
1262 if (strncmp(name, "FILE:", 5) == 0) { /* This special name marks a file to get. */
1263 if ((cp = strchr(name, '=')) == NULL)
1264 continue;
1265 *cp = 0;
1266 syslog(LOG_INFO, "Loading file '%s' from nvram", name + 5);
1267 nvram_nvram2file(name, name + 5);
1268 if (memcmp(".autorun", cp - 8, 9) == 0)
1269 ++ar_loaded;
1270 }
1271 }
1272 /* Start any autorun files that may have been loaded into one of the standard places. */
1273 if (ar_loaded != 0)
1274 run_nvscript(".autorun", NULL, 3);
1275 }
1276
1277 #if defined(LINUX26) && defined(TCONFIG_USB)
1278 static inline void tune_min_free_kbytes(void)
1279 {
1280 struct sysinfo info;
1281
1282 memset(&info, 0, sizeof(struct sysinfo));
1283 sysinfo(&info);
1284 if (info.totalram >= 55 * 1024 * 1024) {
1285 // If we have 64MB+ RAM, tune min_free_kbytes
1286 // to reduce page allocation failure errors.
1287 f_write_string("/proc/sys/vm/min_free_kbytes", "8192", 0, 0);
1288 }
1289 }
1290 #endif
1291
1292 static void sysinit(void)
1293 {
1294 static int noconsole = 0;
1295 static const time_t tm = 0;
1296 int hardware;
1297 int i;
1298 DIR *d;
1299 struct dirent *de;
1300 char s[256];
1301 char t[256];
1302
1303 mount("proc", "/proc", "proc", 0, NULL);
1304 mount("tmpfs", "/tmp", "tmpfs", 0, NULL);
1305
1306 #ifdef LINUX26
1307 mount("devfs", "/dev", "tmpfs", MS_MGC_VAL | MS_NOATIME, NULL);
1308 mknod("/dev/null", S_IFCHR | 0666, makedev(1, 3));
1309 mknod("/dev/console", S_IFCHR | 0600, makedev(5, 1));
1310 mount("sysfs", "/sys", "sysfs", MS_MGC_VAL, NULL);
1311 mkdir("/dev/shm", 0777);
1312 mkdir("/dev/pts", 0777);
1313 mknod("/dev/pts/ptmx", S_IRWXU|S_IFCHR, makedev(5, 2));
1314 mknod("/dev/pts/0", S_IRWXU|S_IFCHR, makedev(136, 0));
1315 mknod("/dev/pts/1", S_IRWXU|S_IFCHR, makedev(136, 1));
1316 mount("devpts", "/dev/pts", "devpts", MS_MGC_VAL, NULL);
1317 #endif
1318
1319 if (console_init()) noconsole = 1;
1320
1321 stime(&tm);
1322
1323 static const char *mkd[] = {
1324 "/tmp/etc", "/tmp/var", "/tmp/home", "/tmp/mnt",
1325 "/tmp/share", "/var/webmon", // !!TB
1326 "/var/log", "/var/run", "/var/tmp", "/var/lib", "/var/lib/misc",
1327 "/var/spool", "/var/spool/cron", "/var/spool/cron/crontabs",
1328 "/tmp/var/wwwext", "/tmp/var/wwwext/cgi-bin", // !!TB - CGI support
1329 NULL
1330 };
1331 umask(0);
1332 for (i = 0; mkd[i]; ++i) {
1333 mkdir(mkd[i], 0755);
1334 }
1335 mkdir("/var/lock", 0777);
1336 mkdir("/var/tmp/dhcp", 0777);
1337 mkdir("/home/root", 0700);
1338 chmod("/tmp", 0777);
1339 f_write("/etc/hosts", NULL, 0, 0, 0644); // blank
1340 f_write("/etc/fstab", NULL, 0, 0, 0644); // !!TB - blank
1341 simple_unlock("cron");
1342 simple_unlock("firewall");
1343 simple_unlock("restrictions");
1344 umask(022);
1345
1346 if ((d = opendir("/rom/etc")) != NULL) {
1347 while ((de = readdir(d)) != NULL) {
1348 if (de->d_name[0] == '.') continue;
1349 snprintf(s, sizeof(s), "%s/%s", "/rom/etc", de->d_name);
1350 snprintf(t, sizeof(t), "%s/%s", "/etc", de->d_name);
1351 symlink(s, t);
1352 }
1353 closedir(d);
1354 }
1355 symlink("/proc/mounts", "/etc/mtab");
1356
1357 #ifdef TCONFIG_SAMBASRV
1358 if ((d = opendir("/usr/codepages")) != NULL) {
1359 while ((de = readdir(d)) != NULL) {
1360 if (de->d_name[0] == '.') continue;
1361 snprintf(s, sizeof(s), "/usr/codepages/%s", de->d_name);
1362 snprintf(t, sizeof(t), "/usr/share/%s", de->d_name);
1363 symlink(s, t);
1364 }
1365 closedir(d);
1366 }
1367 #endif
1368
1369 #ifdef LINUX26
1370 eval("hotplug2", "--coldplug");
1371 start_hotplug2();
1372
1373 static const char *dn[] = {
1374 "null", "zero", "random", "urandom", "full", "ptmx", "nvram",
1375 NULL
1376 };
1377 for (i = 0; dn[i]; ++i) {
1378 snprintf(s, sizeof(s), "/dev/%s", dn[i]);
1379 chmod(s, 0666);
1380 }
1381 chmod("/dev/gpio", 0660);
1382 #endif
1383
1384 set_action(ACT_IDLE);
1385
1386 for (i = 0; defenv[i]; ++i) {
1387 putenv(defenv[i]);
1388 }
1389
1390 if (!noconsole) {
1391 printf("\n\nHit ENTER for console...\n\n");
1392 run_shell(1, 0);
1393 }
1394
1395 check_bootnv();
1396
1397 #ifdef TCONFIG_IPV6
1398 // disable IPv6 by default on all interfaces
1399 f_write_string("/proc/sys/net/ipv6/conf/default/disable_ipv6", "1", 0, 0);
1400 #endif
1401
1402 for (i = 0; i < sizeof(fatalsigs) / sizeof(fatalsigs[0]); i++) {
1403 signal(fatalsigs[i], handle_fatalsigs);
1404 }
1405 signal(SIGCHLD, handle_reap);
1406
1407 #ifdef CONFIG_BCMWL5
1408 // ctf must be loaded prior to any other modules
1409 if (nvram_invmatch("ctf_disable", "1"))
1410 modprobe("ctf");
1411 #endif
1412
1413 #ifdef TCONFIG_EMF
1414 modprobe("emf");
1415 modprobe("igs");
1416 #endif
1417
1418 switch (hardware = check_hw_type()) {
1419 case HW_BCM4785:
1420 modprobe("bcm57xx");
1421 break;
1422 default:
1423 modprobe("et");
1424 break;
1425 }
1426
1427 modprobe("wl");
1428
1429 config_loopback();
1430
1431 eval("nvram", "defaults", "--initcheck");
1432 init_nvram();
1433
1434 // set the packet size
1435 if (nvram_get_int("jumbo_frame_enable")) {
1436 // only set the size here - 'enable' flag is set by the driver
1437 // eval("et", "robowr", "0x40", "0x01", "0x1F"); // (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4)
1438 eval("et", "robowr", "0x40", "0x05", nvram_safe_get("jumbo_frame_size"));
1439 }
1440
1441 klogctl(8, NULL, nvram_get_int("console_loglevel"));
1442
1443 #if defined(LINUX26) && defined(TCONFIG_USB)
1444 tune_min_free_kbytes();
1445 #endif
1446 setup_conntrack();
1447 set_host_domain_name();
1448
1449 set_tz();
1450
1451 eval("buttons");
1452
1453 if (!noconsole) xstart("console");
1454
1455 i = nvram_get_int("sesx_led");
1456 led(LED_AMBER, (i & 1) != 0);
1457 led(LED_WHITE, (i & 2) != 0);
1458 led(LED_AOSS, (i & 4) != 0);
1459 led(LED_BRIDGE, (i & 8) != 0);
1460 led(LED_DIAG, 1);
1461 }
1462
1463 int init_main(int argc, char *argv[])
1464 {
1465 int state, i;
1466 sigset_t sigset;
1467
1468 sysinit();
1469
1470 sigemptyset(&sigset);
1471 for (i = 0; i < sizeof(initsigs) / sizeof(initsigs[0]); i++) {
1472 sigaddset(&sigset, initsigs[i]);
1473 }
1474 sigprocmask(SIG_BLOCK, &sigset, NULL);
1475
1476 #if defined(DEBUG_NOISY)
1477 nvram_set("debug_logeval", "1");
1478 nvram_set("debug_cprintf", "1");
1479 nvram_set("debug_cprintf_file", "1");
1480 nvram_set("debug_ddns", "1");
1481 #endif
1482
1483 start_jffs2();
1484
1485 state = SIGUSR2; /* START */
1486
1487 for (;;) {
1488 TRACE_PT("main loop signal/state=%d\n", state);
1489
1490 switch (state) {
1491 case SIGUSR1: /* USER1: service handler */
1492 exec_service();
1493 break;
1494
1495 case SIGHUP: /* RESTART */
1496 case SIGINT: /* STOP */
1497 case SIGQUIT: /* HALT */
1498 case SIGTERM: /* REBOOT */
1499 led(LED_DIAG, 1);
1500 unlink("/var/notice/sysup");
1501
1502 run_nvscript("script_shut", NULL, 10);
1503
1504 stop_services();
1505 stop_wan();
1506 stop_lan();
1507 stop_vlan();
1508 stop_syslog();
1509
1510 if ((state == SIGTERM /* REBOOT */) ||
1511 (state == SIGQUIT /* HALT */)) {
1512 remove_storage_main(1);
1513 stop_usb();
1514
1515 shutdn(state == SIGTERM /* REBOOT */);
1516 exit(0);
1517 }
1518 if (state == SIGINT /* STOP */) {
1519 break;
1520 }
1521
1522 // SIGHUP (RESTART) falls through
1523
1524 case SIGUSR2: /* START */
1525 SET_LED(RELEASE_WAN_CONTROL);
1526 start_syslog();
1527
1528 load_files_from_nvram();
1529
1530 int fd = -1;
1531 fd = file_lock("usb"); // hold off automount processing
1532 start_usb();
1533
1534 run_nvscript("script_init", NULL, 2);
1535
1536 file_unlock(fd); // allow to process usb hotplug events
1537 #ifdef TCONFIG_USB
1538 /*
1539 * On RESTART some partitions can stay mounted if they are busy at the moment.
1540 * In that case USB drivers won't unload, and hotplug won't kick off again to
1541 * remount those drives that actually got unmounted. Make sure to remount ALL
1542 * partitions here by simulating hotplug event.
1543 */
1544 if (state == SIGHUP /* RESTART */)
1545 add_remove_usbhost("-1", 1);
1546 #endif
1547
1548 create_passwd();
1549 start_vlan();
1550 start_lan();
1551 start_wan(BOOT);
1552 start_services();
1553 start_wl();
1554
1555 #ifdef CONFIG_BCMWL5
1556 if (wds_enable()) {
1557 /* Restart NAS one more time - for some reason without
1558 * this the new driver doesn't always bring WDS up.
1559 */
1560 stop_nas();
1561 start_nas();
1562 }
1563 #endif
1564
1565 syslog(LOG_INFO, "%s: Tomato %s", nvram_safe_get("t_model_name"), tomato_version);
1566
1567 led(LED_DIAG, 0);
1568 notice_set("sysup", "");
1569 break;
1570 }
1571
1572 chld_reap(0); /* Periodically reap zombies. */
1573 check_services();
1574 sigwait(&sigset, &state);
1575 }
1576
1577 return 0;
1578 }
1579
1580 int reboothalt_main(int argc, char *argv[])
1581 {
1582 int reboot = (strstr(argv[0], "reboot") != NULL);
1583 puts(reboot ? "Rebooting..." : "Shutting down...");
1584 fflush(stdout);
1585 sleep(1);
1586 kill(1, reboot ? SIGTERM : SIGQUIT);
1587
1588 /* In the case we're hung, we'll get stuck and never actually reboot.
1589 * The only way out is to pull power.
1590 * So after 'reset_wait' seconds (default: 20), forcibly crash & restart.
1591 */
1592 if (fork() == 0) {
1593 int wait = nvram_get_int("reset_wait") ? : 20;
1594 if ((wait < 10) || (wait > 120)) wait = 10;
1595
1596 f_write("/proc/sysrq-trigger", "s", 1, 0 , 0); /* sync disks */
1597 sleep(wait);
1598 puts("Still running... Doing machine reset.");
1599 fflush(stdout);
1600 f_write("/proc/sysrq-trigger", "s", 1, 0 , 0); /* sync disks */
1601 sleep(1);
1602 f_write("/proc/sysrq-trigger", "b", 1, 0 , 0); /* machine reset */
1603 }
1604
1605 return 0;
1606 }
1607
Tomato firmware and modifications.