Complete Yocto mirror with license table for TQMa6UL (2038-compliance)
- 264 license table entries with exact download URLs (224/264 resolved) - Complete sources/ directory with all BitBake recipes - Build configuration: tqma6ul-multi-mba6ulx, spaetzle (musl) - Full traceability for Softwarefreigabeantrag - GCC 13.4.0, Linux 6.6.102, U-Boot 2023.04, musl 1.2.4 - License distribution: GPL-2.0 (24), MIT (23), GPL-2.0+ (18), BSD-3 (16)
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#!/usr/bin/env python3
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# Copyright (c) 2021, Arm Limited. All rights reserved.
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#
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# SPDX-License-Identifier: BSD-3-Clause
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import argparse
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import uuid
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import zlib
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def main(metadata_file, img_type_uuids, location_uuids, img_uuids):
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def add_field_to_metadata(value):
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# Write the integer values to file in little endian representation
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with open(metadata_file, "ab") as fp:
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fp.write(value.to_bytes(4, byteorder='little'))
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def add_uuid_to_metadata(uuid_str):
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# Validate UUID string and write to file in little endian representation
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uuid_val = uuid.UUID(uuid_str)
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with open(metadata_file, "ab") as fp:
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fp.write(uuid_val.bytes_le)
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# Fill metadata preamble
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add_field_to_metadata(1) #version=1
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add_field_to_metadata(0) #active_index=0
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add_field_to_metadata(0) #previous_active_index=0
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for img_type_uuid, location_uuid in zip(img_type_uuids, location_uuids):
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# Fill metadata image entry
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add_uuid_to_metadata(img_type_uuid) # img_type_uuid
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add_uuid_to_metadata(location_uuid) # location_uuid
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for img_uuid in img_uuids:
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# Fill metadata bank image info
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add_uuid_to_metadata(img_uuid) # image unique bank_uuid
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add_field_to_metadata(1) # accepted=1
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add_field_to_metadata(0) # reserved (MBZ)
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# Prepend CRC32
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with open(metadata_file, 'rb+') as fp:
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content = fp.read()
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crc = zlib.crc32(content)
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fp.seek(0)
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fp.write(crc.to_bytes(4, byteorder='little') + content)
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if __name__ == "__main__":
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parser = argparse.ArgumentParser()
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parser.add_argument('--metadata_file', required=True,
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help='Output binary file to store the metadata')
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parser.add_argument('--img_type_uuids', type=str, nargs='+', required=True,
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help='A list of UUIDs identifying the image types')
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parser.add_argument('--location_uuids', type=str, nargs='+', required=True,
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help='A list of UUIDs of the storage volumes where the images are located. '
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'Must have the same length as img_type_uuids.')
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parser.add_argument('--img_uuids', type=str, nargs='+', required=True,
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help='A list UUIDs of the images in a firmware bank')
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args = parser.parse_args()
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if len(args.img_type_uuids) != len(args.location_uuids):
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parser.print_help()
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raise argparse.ArgumentError(None, 'Arguments img_type_uuids and location_uuids must have the same length.')
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main(args.metadata_file, args.img_type_uuids, args.location_uuids, args.img_uuids)
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