[Samsung Galaxy Gio GT-S5660] czkwg8:
assert(getprop("ro.product.device") == "GT-S5660" ||

getprop("ro.build.product") == "GT-S5660"

);

ui_print("Stock Gio");

ui_print("===========================");

ui_print("By: ");

ui_print("===========================");

show_progress(0.100000, 10);

unmount("/system");

unmount("/data");

unmount("/cache");

ui_print("[ ] Format system to ext4");

format("ext4", "EMMC", "/dev/block/stl12");

ui_print("[ ] Format cache to ext4");

format("ext4", "EMMC", "/dev/block/stl14");

ui_print("[ ] Format data to ext4");

format("ext4", "EMMC", "/dev/block/stl13");

ui_print("[ ] Format sd-ext to ext4");

format("ext4", "EMMC", "/dev/block/mmcblk0p2");

mount("ext4", "EMMC", "/dev/block/stl12", "/system");

mount("ext4", "EMMC", "/dev/block/stl13", "/data");

mount("ext4", "EMMC", "/dev/block/stl14", "/cache");

show_progress(0.500000, 40);

ui_print("[ ] Installing Files: SYSTEM");

package_extract_dir("system", "/system");

set_perm_recursive(0, 0, 0755, 0644, "/system/app");

set_perm_recursive(0, 0, 0777, 0777, "/system/etc/init.d");

set_perm_recursive(0, 2000, 0755, 0755, "/system/bin");

ui_print("[ ] Setting Permissions");

set_perm(0, 0, 04755, "/system/xbin/sqlite3");

set_perm(0, 0, 04755, "/system/xbin/su");

set_perm(0, 0, 04755, "/system/xbin/sh");

set_perm(0, 0, 04755, "/system/xbin/busybox");

symlink("busybox", "/system/xbin/[", "/system/xbin/[[",

"/system/xbin/arp", "/system/xbin/ash", "/system/xbin/awk",

"/system/xbin/base64", "/system/xbin/basename", "/system/xbin/bbconfig",

"/system/xbin/blockdev", "/system/xbin/brctl", "/system/xbin/bunzip2",

"/system/xbin/bzcat", "/system/xbin/bzip2", "/system/xbin/cal",

"/system/xbin/cat", "/system/xbin/catv", "/system/xbin/chattr",

"/system/xbin/chgrp", "/system/xbin/chmod", "/system/xbin/chown",

"/system/xbin/chroot", "/system/xbin/clear", "/system/xbin/cmp",

"/system/xbin/comm", "/system/xbin/cp", "/system/xbin/cpio",

"/system/xbin/crond", "/system/xbin/crontab", "/system/xbin/cut",

"/system/xbin/date", "/system/xbin/dc", "/system/xbin/dd",

"/system/xbin/depmod", "/system/xbin/devmem", "/system/xbin/df",

"/system/xbin/diff", "/system/xbin/dirname", "/system/xbin/dmesg",

"/system/xbin/dnsd", "/system/xbin/dos2unix", "/system/xbin/du",

"/system/xbin/echo", "/system/xbin/ed", "/system/xbin/egrep",

"/system/xbin/env", "/system/xbin/expand", "/system/xbin/expr",

"/system/xbin/false", "/system/xbin/fdisk", "/system/xbin/fgrep",

"/system/xbin/find", "/system/xbin/flash_lock",

"/system/xbin/flash_unlock", "/system/xbin/flashcp",

"/system/xbin/flock", "/system/xbin/fold", "/system/xbin/free",

"/system/xbin/freeramdisk", "/system/xbin/fsync", "/system/xbin/ftpget",

"/system/xbin/ftpput", "/system/xbin/fuser", "/system/xbin/getopt",

"/system/xbin/grep", "/system/xbin/groups", "/system/xbin/gunzip",

"/system/xbin/gzip", "/system/xbin/halt", "/system/xbin/head",

"/system/xbin/hexdump", "/system/xbin/id", "/system/xbin/ifconfig",

"/system/xbin/insmod", "/system/xbin/install", "/system/xbin/iostat",

"/system/xbin/ip", "/system/xbin/kill", "/system/xbin/killall",

"/system/xbin/killall5", "/system/xbin/length", "/system/xbin/less",

"/system/xbin/ln", "/system/xbin/losetup", "/system/xbin/ls",

"/system/xbin/lsattr", "/system/xbin/lsmod", "/system/xbin/lsusb",

"/system/xbin/lzcat", "/system/xbin/lzma", "/system/xbin/lzop",

"/system/xbin/lzopcat", "/system/xbin/man", "/system/xbin/md5sum",

"/system/xbin/mesg", "/system/xbin/mkdir", "/system/xbin/mke2fs",

"/system/xbin/mkfifo", "/system/xbin/mkfs.ext2",

"/system/xbin/mkfs.vfat", "/system/xbin/mknod", "/system/xbin/mkswap",

"/system/xbin/mktemp", "/system/xbin/modinfo", "/system/xbin/modprobe",

"/system/xbin/more", "/system/xbin/mount", "/system/xbin/mountpoint",

"/system/xbin/mpstat", "/system/xbin/mv", "/system/xbin/nanddump",

"/system/xbin/nandwrite", "/system/xbin/netstat", "/system/xbin/nice",

"/system/xbin/nohup", "/system/xbin/nslookup", "/system/xbin/ntpd",

"/system/xbin/od", "/system/xbin/patch", "/system/xbin/pgrep",

"/system/xbin/pidof", "/system/xbin/ping", "/system/xbin/pkill",

"/system/xbin/pmap", "/system/xbin/poweroff", "/system/xbin/printenv",

"/system/xbin/printf", "/system/xbin/ps", "/system/xbin/pstree",

"/system/xbin/pwd", "/system/xbin/pwdx", "/system/xbin/rdev",

"/system/xbin/readlink", "/system/xbin/realpath", "/system/xbin/renice",

"/system/xbin/reset", "/system/xbin/resize", "/system/xbin/rev",

"/system/xbin/rm", "/system/xbin/rmdir", "/system/xbin/rmmod",

"/system/xbin/route", "/system/xbin/run-parts", "/system/xbin/rx",

"/system/xbin/sed", "/system/xbin/seq", "/system/xbin/setconsole",

"/system/xbin/setserial", "/system/xbin/setsid", "/system/xbin/sh",

"/system/xbin/sha1sum", "/system/xbin/sha256sum",

"/system/xbin/sha512sum", "/system/xbin/sleep", "/system/xbin/sort",

"/system/xbin/split", "/system/xbin/stat", "/system/xbin/strings",

"/system/xbin/stty", "/system/xbin/sum", "/system/xbin/swapoff",

"/system/xbin/swapon", "/system/xbin/sync", "/system/xbin/sysctl",

"/system/xbin/tac", "/system/xbin/tail", "/system/xbin/tar",

"/system/xbin/tee", "/system/xbin/telnet", "/system/xbin/telnetd",

"/system/xbin/test", "/system/xbin/tftp", "/system/xbin/tftpd",

"/system/xbin/time", "/system/xbin/timeout", "/system/xbin/top",

"/system/xbin/touch", "/system/xbin/tr", "/system/xbin/traceroute",

"/system/xbin/true", "/system/xbin/ttysize", "/system/xbin/tune2fs",

"/system/xbin/umount", "/system/xbin/uname", "/system/xbin/uncompress",

"/system/xbin/unexpand", "/system/xbin/uniq", "/system/xbin/unix2dos",

"/system/xbin/unlzma", "/system/xbin/unlzop", "/system/xbin/unxz",

"/system/xbin/unzip", "/system/xbin/uptime", "/system/xbin/usleep",

"/system/xbin/uudecode", "/system/xbin/uuencode", "/system/xbin/vi",

"/system/xbin/watch", "/system/xbin/wc", "/system/xbin/wget",

"/system/xbin/which", "/system/xbin/whoami", "/system/xbin/xargs",

"/system/xbin/xz", "/system/xbin/xzcat", "/system/xbin/yes",

"/system/xbin/zcat");

set_perm_recursive(0, 2000, 0755, 0755, "/system/bin");

set_perm(0, 3003, 02750, "/system/bin/netcfg");

set_perm(0, 3004, 02755, "/system/bin/ping");

set_perm(0, 2000, 06750, "/system/bin/run-as");

set_perm_recursive(0, 2000, 0755, 0750, "/system/etc/init.d");

set_perm(0, 0, 0755, "/system/etc/init.d");

set_perm_recursive(0, 2000, 0755, 0755, "/system/xbin");

set_perm(0, 0, 06755, "/system/xbin/su");

show_progress(0.200000, 10);

ui_print("[ ] Install Kernel");

delete("/system/bin/dtinstall");

assert(package_extract_file("boot.img", "/tmp/boot.img"),

write_raw_image("/tmp/boot.img", "boot"),

delete("/tmp/boot.img"));

show_progress(0.100000, 0);

ui_print("[ ] Unmount Partition: SYSTEM");

run_program("/sbin/umount", "/system");

ui_print("[*] Installation Complete.");

ui_print("");

ui_print("Enjoy Youself");

ui_print("By :");

ui_print("");

Do some edit to make it fit your ROM.