xref: /optee_os/scripts/tee_bin_parser.py (revision 09871a7a807234e258b24b7b3d9709f04f937b5c)
1#!/usr/bin/env python
2#
3# Copyright (c) 2016, Linaro Limited
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are met:
8#
9# 1. Redistributions of source code must retain the above copyright notice,
10# this list of conditions and the following disclaimer.
11#
12# 2. Redistributions in binary form must reproduce the above copyright notice,
13# this list of conditions and the following disclaimer in the documentation
14# and/or other materials provided with the distribution.
15#
16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26# POSSIBILITY OF SUCH DAMAGE.
27import struct
28
29def main():
30    with open ("../out/arm/core/tee.bin", "rb") as f:
31        data = f.read(4)
32        magic = struct.unpack('<I', data)
33        print("Magic: \t\t0x%08x" % magic)
34
35        data = f.read(1)
36        version = struct.unpack('<B', data)
37        print("Version: \t0x%02x" % version)
38
39        data = f.read(1)
40        arch_id = struct.unpack('<B', data)
41        print("ArchID: \t0x%02x" % arch_id)
42
43        data = f.read(2)
44        flags = struct.unpack('<H', data)
45        print("Arch Flags: \t0x%04x" % arch_id)
46
47        data = f.read(4)
48        init_size = struct.unpack('<I', data)
49        print("Init size: \t0x%04x" % init_size)
50
51        data = f.read(4)
52        laddr_h = struct.unpack('<I', data)
53        print("Load addr high:\t0x%04x" % laddr_h)
54
55        data = f.read(4)
56        laddr_l = struct.unpack('<I', data)
57        print("Load addr low: \t0x%04x" % laddr_l)
58
59        data = f.read(4)
60        mem_usage = struct.unpack('<I', data)
61        print("Mem usage: \t0x%04x" % mem_usage)
62
63        data = f.read(4)
64        pgd_size = struct.unpack('<I', data)
65        print("Pages size: \t0x%04x" % pgd_size)
66
67if __name__ == "__main__":
68        main()
69