077469c823
Generates correct "make flash" command even when partition table has no factory partition. Also adds unit tests for parttool.py Closes https://github.com/espressif/esp-idf/issues/2086
130 lines
4.3 KiB
Python
Executable file
130 lines
4.3 KiB
Python
Executable file
#!/usr/bin/env python
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#
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# parttool returns info about the required partition.
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#
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# This utility is used by the make system to get information
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# about the start addresses: partition table, factory area, phy area.
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#
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# Copyright 2018 Espressif Systems (Shanghai) PTE LTD
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http:#www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import print_function, division
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import argparse
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import os
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import re
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import struct
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import sys
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import hashlib
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import binascii
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import gen_esp32part as gen
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__version__ = '1.0'
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quiet = False
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def status(msg):
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""" Print status message to stderr """
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if not quiet:
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critical(msg)
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def critical(msg):
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""" Print critical message to stderr """
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if not quiet:
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sys.stderr.write(msg)
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sys.stderr.write('\n')
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def main():
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global quiet
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parser = argparse.ArgumentParser(description='Returns info about the required partition.')
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parser.add_argument('--quiet', '-q', help="Don't print status messages to stderr", action='store_true')
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search_type = parser.add_mutually_exclusive_group()
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search_type.add_argument('--partition-name', '-p', help='The name of the required partition', type=str, default=None)
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search_type.add_argument('--type', '-t', help='The type of the required partition', type=str, default=None)
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search_type.add_argument('--default-boot-partition', help='Select the default boot partition, '+
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'using the same fallback logic as the IDF bootloader', action="store_true")
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parser.add_argument('--subtype', '-s', help='The subtype of the required partition', type=str, default=None)
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parser.add_argument('--offset', '-o', help='Return offset of required partition', action="store_true")
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parser.add_argument('--size', help='Return size of required partition', action="store_true")
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parser.add_argument('input', help='Path to CSV or binary file to parse. Will use stdin if omitted.',
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type=argparse.FileType('rb'), default=sys.stdin)
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args = parser.parse_args()
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if args.type is not None and args.subtype is None:
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status("If --type is specified, --subtype is required")
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return 2
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if args.type is None and args.subtype is not None:
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status("--subtype is only used with --type")
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return 2
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quiet = args.quiet
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input = args.input.read()
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input_is_binary = input[0:2] == gen.PartitionDefinition.MAGIC_BYTES
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if input_is_binary:
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status("Parsing binary partition input...")
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table = gen.PartitionTable.from_binary(input)
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else:
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input = input.decode()
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status("Parsing CSV input...")
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table = gen.PartitionTable.from_csv(input)
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found_partition = None
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if args.default_boot_partition:
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search = [ "factory" ] + [ "ota_%d" % d for d in range(16) ]
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for subtype in search:
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found_partition = table.find_by_type("app", subtype)
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if found_partition is not None:
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break
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elif args.partition_name is not None:
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found_partition = table.find_by_name(args.partition_name)
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elif args.type is not None:
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found_partition = table.find_by_type(args.type, args.subtype)
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else:
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raise RuntimeError("invalid partition selection choice")
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if found_partition is None:
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return 1 # nothing found
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if args.offset:
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print('0x%x ' % (found_partition.offset))
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if args.size:
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print('0x%x' % (found_partition.size))
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return 0
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class InputError(RuntimeError):
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def __init__(self, e):
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super(InputError, self).__init__(e)
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class ValidationError(InputError):
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def __init__(self, partition, message):
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super(ValidationError, self).__init__(
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"Partition %s invalid: %s" % (partition.name, message))
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if __name__ == '__main__':
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try:
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r = main()
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sys.exit(r)
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except InputError as e:
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print(e, file=sys.stderr)
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sys.exit(2)
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