Arrow / Mbed OS DAPLink Reset

Repostiory containing DAPLink source code with Reset Pin workaround for HANI_IOT board.

Upstream: https://github.com/ARMmbed/DAPLink

tools/offset_update.py@0:01f31e923fe2, 2020-04-07 (annotated)

Committer:
Pawel Zarembski
Date:
Tue Apr 07 12:55:42 2020 +0200
Revision:
0:01f31e923fe2
hani: DAPLink with reset workaround

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pawel Zarembski 0:01f31e923fe2 1 #
Pawel Zarembski 0:01f31e923fe2 2 # DAPLink Interface Firmware
Pawel Zarembski 0:01f31e923fe2 3 # Copyright (c) 2009-2016, ARM Limited, All Rights Reserved
Pawel Zarembski 0:01f31e923fe2 4 # SPDX-License-Identifier: Apache-2.0
Pawel Zarembski 0:01f31e923fe2 5 #
Pawel Zarembski 0:01f31e923fe2 6 # Licensed under the Apache License, Version 2.0 (the "License"); you may
Pawel Zarembski 0:01f31e923fe2 7 # not use this file except in compliance with the License.
Pawel Zarembski 0:01f31e923fe2 8 # You may obtain a copy of the License at
Pawel Zarembski 0:01f31e923fe2 9 #
Pawel Zarembski 0:01f31e923fe2 10 # http://www.apache.org/licenses/LICENSE-2.0
Pawel Zarembski 0:01f31e923fe2 11 #
Pawel Zarembski 0:01f31e923fe2 12 # Unless required by applicable law or agreed to in writing, software
Pawel Zarembski 0:01f31e923fe2 13 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
Pawel Zarembski 0:01f31e923fe2 14 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Pawel Zarembski 0:01f31e923fe2 15 # See the License for the specific language governing permissions and
Pawel Zarembski 0:01f31e923fe2 16 # limitations under the License.
Pawel Zarembski 0:01f31e923fe2 17 #
Pawel Zarembski 0:01f31e923fe2 18
Pawel Zarembski 0:01f31e923fe2 19 from __future__ import absolute_import
Pawel Zarembski 0:01f31e923fe2 20
Pawel Zarembski 0:01f31e923fe2 21 from builtins import bytes
Pawel Zarembski 0:01f31e923fe2 22
Pawel Zarembski 0:01f31e923fe2 23 import argparse
Pawel Zarembski 0:01f31e923fe2 24
Pawel Zarembski 0:01f31e923fe2 25
Pawel Zarembski 0:01f31e923fe2 26 def dec_or_hex(val):
Pawel Zarembski 0:01f31e923fe2 27 return int(val, 0)
Pawel Zarembski 0:01f31e923fe2 28
Pawel Zarembski 0:01f31e923fe2 29
Pawel Zarembski 0:01f31e923fe2 30 def create_padded_image(input_file, output_file, start,
Pawel Zarembski 0:01f31e923fe2 31 pad_start, copy_size):
Pawel Zarembski 0:01f31e923fe2 32 pad_size = start - pad_start
Pawel Zarembski 0:01f31e923fe2 33 with open(input_file, 'rb') as file_handle:
Pawel Zarembski 0:01f31e923fe2 34 data = file_handle.read()
Pawel Zarembski 0:01f31e923fe2 35 output_data = data[0:copy_size] + bytes([0xff] * (pad_size - copy_size)) + data
Pawel Zarembski 0:01f31e923fe2 36 with open(output_file, 'wb') as file_handle:
Pawel Zarembski 0:01f31e923fe2 37 data = file_handle.write(output_data)
Pawel Zarembski 0:01f31e923fe2 38
Pawel Zarembski 0:01f31e923fe2 39
Pawel Zarembski 0:01f31e923fe2 40 def main():
Pawel Zarembski 0:01f31e923fe2 41 parser = argparse.ArgumentParser(description='File Padder')
Pawel Zarembski 0:01f31e923fe2 42 parser.add_argument("bin", type=str, default=None,
Pawel Zarembski 0:01f31e923fe2 43 help="Input binary file")
Pawel Zarembski 0:01f31e923fe2 44 parser.add_argument("--start", type=dec_or_hex, default=0x8000,
Pawel Zarembski 0:01f31e923fe2 45 help="Starting address of input binary file")
Pawel Zarembski 0:01f31e923fe2 46 parser.add_argument("--padded_start", type=dec_or_hex, default=0x5000,
Pawel Zarembski 0:01f31e923fe2 47 help="Starting address after padding.")
Pawel Zarembski 0:01f31e923fe2 48 parser.add_argument("--output", type=str, required=True,
Pawel Zarembski 0:01f31e923fe2 49 help="Output file")
Pawel Zarembski 0:01f31e923fe2 50 parser.add_argument("--copysize", type=str, default=0x40,
Pawel Zarembski 0:01f31e923fe2 51 help="Size of original binary to copy")
Pawel Zarembski 0:01f31e923fe2 52 args = parser.parse_args()
Pawel Zarembski 0:01f31e923fe2 53
Pawel Zarembski 0:01f31e923fe2 54 # Data is appened to front so padded start must be less than start
Pawel Zarembski 0:01f31e923fe2 55 assert args.start > args.padded_start
Pawel Zarembski 0:01f31e923fe2 56 create_padded_image(args.bin, args.output, args.start,
Pawel Zarembski 0:01f31e923fe2 57 args.padded_start, args.copysize)
Pawel Zarembski 0:01f31e923fe2 58
Pawel Zarembski 0:01f31e923fe2 59
Pawel Zarembski 0:01f31e923fe2 60 if __name__ == "__main__":
Pawel Zarembski 0:01f31e923fe2 61 main()