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Diffstat (limited to 'qemu/roms/seabios/scripts/transdump.py')
-rwxr-xr-x | qemu/roms/seabios/scripts/transdump.py | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/qemu/roms/seabios/scripts/transdump.py b/qemu/roms/seabios/scripts/transdump.py new file mode 100755 index 000000000..665f04a00 --- /dev/null +++ b/qemu/roms/seabios/scripts/transdump.py @@ -0,0 +1,53 @@ +#!/usr/bin/env python + +# This script is useful for taking the output of memdump() and +# converting it back into binary output. This can be useful, for +# example, when one wants to push that data into other tools like +# objdump or hexdump. +# +# (C) Copyright 2010 Kevin O'Connor <kevin@koconnor.net> +# +# This file may be distributed under the terms of the GNU GPLv3 license. + +import sys +import struct + +def unhex(str): + return int(str, 16) + +def parseMem(filehdl): + mem = [] + for line in filehdl: + parts = line.split(':') + if len(parts) < 2: + continue + try: + vaddr = unhex(parts[0]) + parts = parts[1].split() + mem.extend([unhex(v) for v in parts]) + except ValueError: + continue + return mem + +def printUsage(): + sys.stderr.write("Usage:\n %s <file | ->\n" + % (sys.argv[0],)) + sys.exit(1) + +def main(): + if len(sys.argv) != 2: + printUsage() + filename = sys.argv[1] + if filename == '-': + filehdl = sys.stdin + else: + filehdl = open(filename, 'r') + mem = parseMem(filehdl) + for i in mem: + if (sys.version_info > (3, 0)): + sys.stdout.buffer.write(struct.pack("<I", i)) + else: + sys.stdout.write(struct.pack("<I", i)) + +if __name__ == '__main__': + main() |