diff options
Diffstat (limited to 'target/linux/ar7-2.4')
| -rw-r--r-- | target/linux/ar7-2.4/base-files.mk | 11 | ||||
| -rwxr-xr-x | target/linux/ar7-2.4/base-files/bin/firstboot | 89 | ||||
| -rw-r--r-- | target/linux/ar7-2.4/base-files/etc/config/network | 14 | ||||
| -rwxr-xr-x | target/linux/ar7-2.4/base-files/etc/init.d/adam2 | 13 | ||||
| -rwxr-xr-x | target/linux/ar7-2.4/base-files/etc/preinit | 11 | ||||
| -rwxr-xr-x | target/linux/ar7-2.4/base-files/sbin/mount_root | 28 | ||||
| -rw-r--r-- | target/linux/ar7-2.4/src/adam2patcher.c | 59 |
7 files changed, 225 insertions, 0 deletions
diff --git a/target/linux/ar7-2.4/base-files.mk b/target/linux/ar7-2.4/base-files.mk new file mode 100644 index 0000000000..f21a604b83 --- /dev/null +++ b/target/linux/ar7-2.4/base-files.mk @@ -0,0 +1,11 @@ +define Build/Compile + $(call Build/Compile/Default) + $(TARGET_CC) -o $(PKG_BUILD_DIR)/adam2patcher $(PLATFORM_DIR)/src/adam2patcher.c +endef + +define Package/base-files/install-target + mkdir -p $(1)/sbin + $(CP) $(PKG_BUILD_DIR)/adam2patcher $(1)/sbin +endef + + diff --git a/target/linux/ar7-2.4/base-files/bin/firstboot b/target/linux/ar7-2.4/base-files/bin/firstboot new file mode 100755 index 0000000000..774bbc754b --- /dev/null +++ b/target/linux/ar7-2.4/base-files/bin/firstboot @@ -0,0 +1,89 @@ +#!/bin/sh +# Copyright (C) 2006 OpenWrt.org + +rom=$(awk '/squashfs/ {print $2}' /proc/mounts) +jffs=$(awk '/jffs2/ {print $2}' /proc/mounts) + +dupe() { # <new_root> <old_root> + cd $1 + echo -n "creating directories... " + { + cd $2 + find . -xdev -type d + echo "./dev ./jffs ./mnt ./proc ./tmp ./sys" + # xdev skips mounted directories + cd $1 + } | xargs mkdir -p + echo "done" + + echo -n "setting up symlinks... " + for file in $(cd $2; find . -xdev -type f;); do + case "$file" in + ./rom/note) ;; #nothing + ./etc/config*|\ + ./etc/resolv.conf|\ + ./usr/lib/ipkg/info) cp -af $2/$file $file;; + *) ln -sf /rom/${file#./*} $file;; + esac + done + for file in $(cd $2; find . -xdev -type l;); do + cp -af $2/${file#./*} $file + done + echo "done" +} + +pivot() { # <new_root> <old_root> + mount -o move /proc $1/proc && \ + pivot_root $1 $1$2 && { + mount -o move $2/dev /dev + mount -o move $2/tmp /tmp + mount -o move $2/sys /sys + return 0 + } +} + +mountdp() { # <device> <mount_point> <ignored> <fs> + dev=$1; mnt=$2; shift 2; opt=$* + mount $dev $mnt $opt + dupe $mnt $rom + pivot $mnt /rom +} + +ramoverlay() { + mkdir -p /tmp/root + mountdp /tmp/root /mnt -o bind +} + +[ "${0##*/}" = "firstboot" ] && { + [ -z "$rom" ] && { + echo "You do not have a squashfs partition; aborting" + echo "(firstboot cannot be run on jffs2 based firmwares)" + exit 1 + } + + [ "$1" = "switch2jffs" ] && { + mtd erase OpenWrt + mount -o remount,ro none / # try to avoid fs changing while copying + mount -o bind / /mnt + mount /dev/mtdblock/4 /rom/jffs -t jffs2 + echo -n "copying files ... " + cp -a /mnt/* /rom/jffs + umount /mnt + echo "done" + pivot /rom /mnt + mount -o move /mnt /tmp/root + pivot /jffs /rom + exit 0 + } + + # script run manually + [ \! -z "$jffs" ] && { + echo "firstboot has already been run" + echo "jffs2 partition is mounted, only resetting files" + dupe $jffs $rom + exit 0 + } + + mtd erase OpenWrt + mountdp /dev/mtdblock/4 /jffs -t jffs2 +} diff --git a/target/linux/ar7-2.4/base-files/etc/config/network b/target/linux/ar7-2.4/base-files/etc/config/network new file mode 100644 index 0000000000..911134bb0d --- /dev/null +++ b/target/linux/ar7-2.4/base-files/etc/config/network @@ -0,0 +1,14 @@ +# Network configuration file + +config interface loopback + option ifname lo + option proto static + option ipaddr 127.0.0.1 + option netmask 255.0.0.0 + +config interface lan + option ifname eth0 + option proto static + option ipaddr 192.168.1.1 + option netmask 255.255.255.0 + diff --git a/target/linux/ar7-2.4/base-files/etc/init.d/adam2 b/target/linux/ar7-2.4/base-files/etc/init.d/adam2 new file mode 100755 index 0000000000..425bc15d69 --- /dev/null +++ b/target/linux/ar7-2.4/base-files/etc/init.d/adam2 @@ -0,0 +1,13 @@ +#!/bin/sh /etc/rc.common +# ADAM2 patcher for Netgear DG834 and compatible +# Copyright (C) 2006 OpenWrt.org + +START=00 +start() { + MD5="$(md5sum /dev/mtdblock/0 | awk '{print $1}')" + [ "$MD5" = "0530bfdf00ec155f4182afd70da028c1" ] && { + mtd unlock adam2 + /sbin/adam2patcher /dev/mtdblock/0 + } + rm -f /etc/init.d/S00adam2 /sbin/adam2patcher >&- 2>&- +} diff --git a/target/linux/ar7-2.4/base-files/etc/preinit b/target/linux/ar7-2.4/base-files/etc/preinit new file mode 100755 index 0000000000..5b676ca3ac --- /dev/null +++ b/target/linux/ar7-2.4/base-files/etc/preinit @@ -0,0 +1,11 @@ +#!/bin/sh +export PATH=/bin:/sbin:/usr/bin:/usr/sbin +mount none /proc -t proc + +[ -f /etc/preinit.arch ] && . /etc/preinit.arch +[ -z "$FAILSAFE" ] || { + echo /bin/true > /proc/sys/kernel/hotplug + telnetd -l /bin/login <> /dev/null 2>&1 +} +mount_root ${FAILSAFE:+failsafe} +exec /sbin/init diff --git a/target/linux/ar7-2.4/base-files/sbin/mount_root b/target/linux/ar7-2.4/base-files/sbin/mount_root new file mode 100755 index 0000000000..6b90bdc9cc --- /dev/null +++ b/target/linux/ar7-2.4/base-files/sbin/mount_root @@ -0,0 +1,28 @@ +#!/bin/sh +size=$(awk '/Mem:/ {l=5242880;print((s=$2/2)<l)?$2-l:s}' /proc/meminfo) +mount none /tmp -t tmpfs -o size=$size + +if [ "$1" != "failsafe" ]; then + mtd unlock linux + mount | grep jffs2 >&- + if [ $? = 0 ] ; then + if [ $(cat /proc/mtd | wc -l) = 6 ]; then + mtd erase OpenWrt + else + mount -o remount,rw /dev/root / + fi + else + . /bin/firstboot + echo "switching to jffs2" + mount /dev/mtdblock/4 /jffs -t jffs2 + pivot /jffs /rom || { + echo "jffs2 unusable; using ramdisk" + ramoverlay + } + fi +fi + +mount none /tmp -t tmpfs -o remount,nosuid,nodev,mode=1777 +mkdir -p /dev/pts +mount none /dev/pts -t devpts +mount -t sysfs none /sys 2>&- diff --git a/target/linux/ar7-2.4/src/adam2patcher.c b/target/linux/ar7-2.4/src/adam2patcher.c new file mode 100644 index 0000000000..25a78074a6 --- /dev/null +++ b/target/linux/ar7-2.4/src/adam2patcher.c @@ -0,0 +1,59 @@ +/* + * patcher.c - ADAM2 patcher for Netgear DG834 (and compatible) + * + * Copyright (C) 2006 Felix Fietkau + * + * 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. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stddef.h> +#include <unistd.h> +#include <fcntl.h> +#include <stdint.h> +#include <sys/mman.h> +#include <sys/stat.h> +#include <string.h> + +#include <sys/ioctl.h> + +int main(int argc, char **argv) +{ + int fd; + char *ptr; + uint32_t *i; + + if (argc != 2) { + fprintf(stderr, "Usage: %s <filename>\n", argv[0]); + exit(1); + } + + if (((fd = open(argv[1], O_RDWR)) < 0) + || ((ptr = mmap(0, 128 * 1024, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0)) == (void *) (-1))) { + fprintf(stderr, "Can't open file\n"); + exit(1); + } + + i = (uint32_t *) &ptr[0x3944]; + if (*i == 0x0c000944) { + fprintf(stderr, "Unpatched ADAM2 detected. Patching... "); + *i = 0x00000000; + msync(i, sizeof(*i), MS_SYNC|MS_INVALIDATE); + fprintf(stderr, "done!\n"); + } else if (*i == 0x00000000) { + fprintf(stderr, "Patched ADAM2 detected.\n"); + } else { + fprintf(stderr, "Unknown ADAM2 detected. Can't patch!\n"); + } + + close(fd); +} |