#!/usr/bin/env python # Copyright 2024 Google LLC # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. from __future__ import print_function import argparse import logging import pulse import sys def auto_int(num): return int(num, 0) def main(): parser = argparse.ArgumentParser(description="A tool to load binary data from Pebble.") parser.add_argument('-v', '--verbose', action='store_true', help='print verbose status output') parser.add_argument('-p', '--progress', action='store_true', help='print progress output') parser.add_argument('--operation', choices=['read', 'stat'], default='read') parser.add_argument('-o', '--out', help='filename to write', default=sys.stdout, type=argparse.FileType('wb', 0)) parser.add_argument('tty', metavar='TTY', help='the target serial port') subparsers = parser.add_subparsers(help='commands', dest='domain') external_flash_parser = subparsers.add_parser('external-flash') external_flash_parser.add_argument('offset', help='offset to read from', type=auto_int) external_flash_parser.add_argument('length', help='length to read', type=auto_int) memory_parser = subparsers.add_parser('memory') memory_parser.add_argument('offset', metavar='address', help='address to read from', type=auto_int) memory_parser.add_argument('length', help='length to read', type=auto_int) coredump_parser = subparsers.add_parser('coredump') coredump_parser.add_argument('identifier', metavar='slot', help='slot index to retrieve coredump from', type=int) pfs_parser = subparsers.add_parser('pfs') pfs_parser.add_argument('identifier', metavar='filename', help='filename of file to retrieve') framebuffer_parser = subparsers.add_parser('framebuffer') args = parser.parse_args() if args.verbose: logging.basicConfig(level=logging.INFO) else: logging.basicConfig(level=logging.WARNING) args.domain = args.domain.replace('-', '_') with pulse.Connection.open_dbgserial(args.tty) as connection: connection.change_baud_rate(921600) try: method = getattr(connection.read, '_'.join((args.operation, args.domain))) except AttributeError: print("Domain {!r} doesn't support method {!r}".format(args.domain, args.operation), file=sys.stderr) sys.exit(1) call_arg_keys = ['offset', 'length', 'identifier'] call_args = {arg: vars(args)[arg] for arg in call_arg_keys if arg in args} data = method(**call_args) if args.operation == 'stat': data = str(data) + '\n' args.out.write(data) if __name__ == '__main__': main()