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bootimg_analyze: Add support for boot header version 3 (MR 2073)

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Anri Dellal 2021-06-19 18:50:27 +03:00 • committed by Alexey Min
parent 9d22989a88
commit d764b0de58
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4 changed files with 53 additions and 20 deletions
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47
pmb/parse/bootimg.py
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@ -73,25 +73,34 @@ def bootimg(args, path):
working_dir=temp_path)
output = {}
header_version = None
# Get base, offsets, pagesize, cmdline and qcdt info
with open(bootimg_path + "-base", 'r') as f:
output["base"] = ("0x%08x" % int(f.read().replace('\n', ''), 16))
with open(bootimg_path + "-kernel_offset", 'r') as f:
output["kernel_offset"] = ("0x%08x"
% int(f.read().replace('\n', ''), 16))
with open(bootimg_path + "-ramdisk_offset", 'r') as f:
output["ramdisk_offset"] = ("0x%08x"
% int(f.read().replace('\n', ''), 16))
with open(bootimg_path + "-second_offset", 'r') as f:
output["second_offset"] = ("0x%08x"
% int(f.read().replace('\n', ''), 16))
with open(bootimg_path + "-tags_offset", 'r') as f:
output["tags_offset"] = ("0x%08x"
% int(f.read().replace('\n', ''), 16))
with open(bootimg_path + "-pagesize", 'r') as f:
output["pagesize"] = f.read().replace('\n', '')
with open(bootimg_path + "-cmdline", 'r') as f:
output["cmdline"] = f.read().replace('\n', '')
# This file does not exist for example for qcdt images
if os.path.isfile(f"{bootimg_path}-header_version"):
with open(f"{bootimg_path}-header_version", 'r') as f:
header_version = int(f.read().replace('\n', ''))
if header_version is not None and header_version >= 3:
output["header_version"] = str(header_version)
output["pagesize"] = "4096"
else:
with open(f"{bootimg_path}-base", 'r') as f:
output["base"] = ("0x%08x" % int(f.read().replace('\n', ''), 16))
with open(f"{bootimg_path}-kernel_offset", 'r') as f:
output["kernel_offset"] = ("0x%08x"
% int(f.read().replace('\n', ''), 16))
with open(f"{bootimg_path}-ramdisk_offset", 'r') as f:
output["ramdisk_offset"] = ("0x%08x"
% int(f.read().replace('\n', ''), 16))
with open(f"{bootimg_path}-second_offset", 'r') as f:
output["second_offset"] = ("0x%08x"
% int(f.read().replace('\n', ''), 16))
with open(f"{bootimg_path}-tags_offset", 'r') as f:
output["tags_offset"] = ("0x%08x"
% int(f.read().replace('\n', ''), 16))
with open(f"{bootimg_path}-pagesize", 'r') as f:
output["pagesize"] = f.read().replace('\n', '')
output["qcdt"] = ("true" if os.path.isfile(f"{bootimg_path}-dt") and
os.path.getsize(f"{bootimg_path}-dt") > 0 else "false")
output["mtk_mkimage"] = ("true" if has_mtk_header(f"{bootimg_path}-kernel",
@ -99,6 +108,8 @@ def bootimg(args, path):
output["dtb_second"] = ("true" if is_dtb(f"{bootimg_path}-second")
else "false")
with open(f"{bootimg_path}-cmdline", 'r') as f:
output["cmdline"] = f.read().replace('\n', '')
# Mediatek: Check that the ramdisk also has a known-good label
# We don't care about the return value, just whether it throws an exception
# or not.