mkrootimg.py

#!/usr/bin/python
# -*- coding: utf-8 -*-

import sys
import os

SCRIPT_MAX_SIZE = 64*1024

if len(sys.argv)<3:
  print "usage: mkrootimg.py script.bin uImage"

script_file = open(sys.argv[1], "rb")
uimage_file = open(sys.argv[2], "rb")

script_size = os.path.getsize(sys.argv[1])
if script_size > SCRIPT_MAX_SIZE:
	print "script.bin is too large"
	exit()

sys.stdout.write(script_file.read())
sys.stdout.write("\0" * (SCRIPT_MAX_SIZE-script_size))
sys.stdout.write(uimage_file.read())