root/src/router/services/sysinit/sysinit-wrt54g2v11.c

/*
 * sysinit-fonera.c
 *
 * Copyright (C) 2006 Sebastian Gottschall <gottschall@dd-wrt.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * $Id:
 */
#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
#include <time.h>
#include <unistd.h>
#include <errno.h>
#include <syslog.h>
#include <signal.h>
#include <string.h>
#include <termios.h>
#include <sys/klog.h>
#include <sys/types.h>
#include <sys/mount.h>
#include <sys/reboot.h>
#include <sys/stat.h>
#include <sys/socket.h>
#include <sys/sysmacros.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <sys/utsname.h>
#include <sys/wait.h>
#include <linux/if_ether.h>
#include <linux/mii.h>
#include <linux/sockios.h>
#include <net/if.h>

#include <arpa/inet.h>
#include <sys/socket.h>
#include <linux/sockios.h>
#include <linux/mii.h>

#include <bcmnvram.h>
#include <shutils.h>
#include <utils.h>
#include <cymac.h>

extern void vlan_init(int num);

void start_sysinit(void)
{
        char buf[PATH_MAX];
        struct utsname name;
        struct stat tmp_stat;
        time_t tm = 0;

        unlink("/etc/nvram/.lock");
        cprintf("sysinit() proc\n");
        /*
         * /proc 
         */
        mount("proc", "/proc", "proc", MS_MGC_VAL, NULL);
        mount("sysfs", "/sys", "sysfs", MS_MGC_VAL, NULL);
        cprintf("sysinit() tmp\n");

        /*
         * /tmp 
         */
        mount("ramfs", "/tmp", "ramfs", MS_MGC_VAL, NULL);
        // fix for linux kernel 2.6
        mount("devpts", "/dev/pts", "devpts", MS_MGC_VAL, NULL);
        eval("mkdir", "/tmp/www");
        eval("mknod", "/dev/nvram", "c", "229", "0");
        eval("mknod", "/dev/ppp", "c", "108", "0");
        eval("mknod", "-m", "0660", "/dev/mmc", "b", "126", "0");
        eval("mknod", "-m", "0660", "/dev/mmc0", "b", "126", "1");
        eval("mknod", "-m", "0660", "/dev/mmc1", "b", "126", "2");
        eval("mknod", "-m", "0660", "/dev/mmc2", "b", "126", "3");
        eval("mknod", "-m", "0660", "/dev/mmc3", "b", "126", "4");

        unlink("/tmp/nvram/.lock");
        eval("mkdir", "/tmp/nvram");
        eval("/bin/tar", "-xzf", "/dev/mtdblock/3", "-C", "/");
        FILE *in = fopen("/tmp/nvram/nvram.db", "rb");

        if (in != NULL) {
                fclose(in);
                eval("/usr/sbin/convertnvram");
                eval("/sbin/mtd", "erase", "nvram");
                nvram_commit();
        }
        cprintf("sysinit() var\n");

        /*
         * /var 
         */
        mkdir("/tmp/var", 0777);
        mkdir("/var/lock", 0777);
        mkdir("/var/log", 0777);
        mkdir("/var/run", 0777);
        mkdir("/var/tmp", 0777);
        cprintf("sysinit() setup console\n");
        if (!nvram_match("disable_watchdog", "1"))
                eval("watchdog");
        /*
         * Setup console 
         */

        cprintf("sysinit() klogctl\n");
        klogctl(8, NULL, atoi(nvram_safe_get("console_loglevel")));
        cprintf("sysinit() get router\n");

        /*
         * Modules 
         */
        uname(&name);
        /*
         * network drivers 
         */
        insmod("ar2313");
        insmod("ath_hal");
        if (nvram_get("rate_control") != NULL) {
                char rate[64];

                sprintf(rate, "ratectl=%s", nvram_safe_get("rate_control"));
                eval("insmod", "ath_ahb", rate);
        } else {
                insmod("ath_ahb");
        }

        eval("ifconfig", "eth0", "up"); // wan
        system("swconfig dev eth0 set reset 1");
        system("swconfig dev eth0 set vlan 1");
        system("swconfig dev eth0 vlan 1 set ports \"0t 2 3 4 5\"");
        system("swconfig dev eth0 vlan 2 set ports \"0t 1\"");
        system("swconfig dev eth0 set apply");
        eval("vconfig", "set_name_type", "VLAN_PLUS_VID_NO_PAD");
        eval("vconfig", "add", "eth0", "1");
        eval("vconfig", "add", "eth0", "2");

        struct ifreq ifr;
        int s;

        if ((s = socket(AF_INET, SOCK_RAW, IPPROTO_RAW))) {
                char eabuf[32];

                strncpy(ifr.ifr_name, "eth0", IFNAMSIZ);
                ioctl(s, SIOCGIFHWADDR, &ifr);
                char macaddr[32];

                strcpy(macaddr,
                       ether_etoa((unsigned char *)ifr.ifr_hwaddr.sa_data,
                                  eabuf));
                nvram_set("et0macaddr", macaddr);
                MAC_ADD(macaddr);
                ether_atoe(macaddr, (unsigned char *)ifr.ifr_hwaddr.sa_data);
                strncpy(ifr.ifr_name, "vlan2", IFNAMSIZ);
                ioctl(s, SIOCSIFHWADDR, &ifr);
                close(s);
        }
        eval("gpio", "enable", "1");
        system2("echo 0 >/proc/sys/dev/wifi0/ledpin");
        system2("echo 1 >/proc/sys/dev/wifi0/softled");
        /*
         * Set a sane date 
         */
        stime(&tm);
        nvram_set("wl0_ifname", "ath0");

        return;
}

int check_cfe_nv(void)
{
        nvram_set("portprio_support", "0");
        return 0;
}

int check_pmon_nv(void)
{
        return 0;
}

void start_overclocking(void)
{
}

char *enable_dtag_vlan(int enable)
{
    if (enable) {
        system("swconfig dev eth0 set reset 1");
        system("swconfig dev eth0 set vlan 1");
        system("swconfig dev eth0 vlan 1 set ports \"0t 2 3 4 5\"");
        system("swconfig dev eth0 vlan 7 set ports \"0t 1t\"");
        system("swconfig dev eth0 vlan 8 set ports \"0t 1t\"");
        system("swconfig dev eth0 set apply");
    }else{
        system("swconfig dev eth0 set reset 1");
        system("swconfig dev eth0 set vlan 1");
        system("swconfig dev eth0 vlan 1 set ports \"0t 2 3 4 5\"");
        system("swconfig dev eth0 vlan 2 set ports \"0t 1\"");
        system("swconfig dev eth0 set apply");
    
    }
    return "eth0";
}