1# Copyright 2015 The Chromium OS Authors. All rights reserved.
2# Use of this source code is governed by a BSD-style license that can be
3# found in the LICENSE file.
4
5
6"""This module provides the information of Chameleon board."""
7
8
9import collections
10import logging
11
12
13# Mapping from Chameleon MAC address to other information including
14# bluetooth MAC address on audio board.
15ChameleonInfo = collections.namedtuple(
16        'ChameleonInfo', ['bluetooth_mac_address'])
17
18_CHAMELEON_BOARD_INFO = {
19        '94:eb:2c:00:00:fb': ChameleonInfo('00:1F:84:01:03:68'),
20        '94:eb:2c:00:00:f9': ChameleonInfo('00:1F:84:01:03:73'),
21        '94:eb:2c:00:01:25': ChameleonInfo('00:1F:84:01:03:4F'),
22        '94:eb:2c:00:01:27': ChameleonInfo('00:1F:84:01:03:5B'),
23        '94:eb:2c:00:01:28': ChameleonInfo('00:1F:84:01:03:46'),
24        '94:eb:2c:00:01:29': ChameleonInfo('00:1F:84:01:03:26'),
25        '94:eb:2c:00:01:2b': ChameleonInfo('00:1F:84:01:03:5E'),
26        '94:eb:2c:00:01:2d': ChameleonInfo('00:1F:84:01:03:B6'),
27        '94:eb:2c:00:01:30': ChameleonInfo('00:1F:84:01:03:2F'),
28        '94:eb:2c:00:01:3a': ChameleonInfo('00:1F:84:01:03:42'),
29        '94:eb:2c:00:01:3b': ChameleonInfo('00:1F:84:01:03:44'),
30        '94:eb:2c:00:01:3d': ChameleonInfo('00:1F:84:01:03:59'),
31        '94:eb:2c:00:01:3e': ChameleonInfo('00:1F:84:01:03:74'),
32        '94:eb:2c:00:01:3f': ChameleonInfo('00:1F:84:01:03:8C'),
33        '94:eb:2c:00:01:41': ChameleonInfo('00:1F:84:01:03:B3'),
34        '94:eb:2c:10:06:65': ChameleonInfo('00:1F:84:01:03:6A'),
35        '94:eb:2c:10:06:66': ChameleonInfo('00:1F:84:01:03:21'),
36        '94:eb:2c:10:06:67': ChameleonInfo('00:1F:84:01:03:38'),
37        '94:eb:2c:10:06:68': ChameleonInfo('00:1F:84:01:03:52'),
38        '94:eb:2c:10:06:6c': ChameleonInfo('00:1F:84:01:03:2E'),
39        '94:eb:2c:10:06:6d': ChameleonInfo('00:1F:84:01:03:84'),
40        '94:eb:2c:10:06:6e': ChameleonInfo('00:1F:84:01:03:98'),
41        '94:eb:2c:10:06:72': ChameleonInfo('00:1F:84:01:03:61'),
42        '94:eb:2c:10:06:73': ChameleonInfo('00:1F:84:01:03:2C'),
43        '94:eb:2c:10:06:76': ChameleonInfo('00:1F:84:01:03:83'),
44        '94:eb:2c:10:06:7a': ChameleonInfo('00:1F:84:01:03:1C'),
45        '94:eb:2c:10:06:7b': ChameleonInfo('00:1F:84:01:03:A7'),
46        '94:eb:2c:10:06:7c': ChameleonInfo('00:1F:84:01:03:4B'),
47        '94:eb:2c:10:06:7d': ChameleonInfo('00:1F:81:88:88:9D'),
48        '94:eb:2c:10:06:7e': ChameleonInfo('00:1F:81:88:88:91'),
49        '94:eb:2c:10:06:7f': ChameleonInfo('00:1F:84:01:03:36'),
50        '94:eb:2c:00:01:26': ChameleonInfo('00:1F:84:01:03:56'),
51        '94:eb:2c:00:01:17': ChameleonInfo('00:1F:84:01:03:76'),
52        '94:eb:2c:00:01:31': ChameleonInfo('00:1F:84:01:03:20'),
53        '94:eb:2c:00:01:18': ChameleonInfo('00:1F:84:01:03:A1'),
54        '94:eb:2c:10:06:84': ChameleonInfo('00:1F:84:01:03:32'),
55
56        # TODO (rjahagir@): Verify the addresses listed above as
57        # as many were reworked/relocated. Some are duplicates.
58        # Listed below are added as of 4/13/17.
59        '94:eb:2c:10:06:74': ChameleonInfo('00:1F:84:01:03:88'),
60        '94:eb:2c:10:06:a9': ChameleonInfo('00:1F:84:01:03:6C'),
61        '94:eb:2c:10:06:89': ChameleonInfo('00:1F:84:01:03:40'),
62        '94:eb:2c:10:06:a3': ChameleonInfo('00:1F:84:01:03:24'),
63        '94:eb:2c:10:06:99': ChameleonInfo('00:1F:84:01:03:93'),
64        '94:eb:2c:10:06:9a': ChameleonInfo('00:1F:84:01:03:B1'),
65        '94:eb:2c:10:06:90': ChameleonInfo('00:1F:84:01:03:6E'),
66        '94:eb:2c:00:01:00': ChameleonInfo('00:1F:84:01:03:54'),
67        '94:eb:2c:00:01:01': ChameleonInfo('00:1F:84:01:03:3E'),
68        '94:eb:2c:10:06:9e': ChameleonInfo('00:1F:84:01:03:97'),
69        '94:eb:2c:10:06:9f': ChameleonInfo('00:1F:84:01:03:49'),
70
71        # Listed below added as of 5/12/17.
72        '94:eb:2c:10:06:98': ChameleonInfo('00:1F:84:01:03:65'),
73        '94:eb:2c:00:01:19': ChameleonInfo('00:1F:84:01:03:91'),
74        '94:eb:2c:10:06:8a': ChameleonInfo('00:1F:84:01:03:AB'),
75        '94:eb:2c:00:01:1d': ChameleonInfo('00:1F:84:01:03:A6'),
76        '94:eb:2c:10:06:95': ChameleonInfo('00:1F:84:01:03:66'),
77
78        # Lars device changed as of 10/17/17.
79        '94:eb:2c:00:01:1a': ChameleonInfo('00:1F:84:01:03:20')
80}
81
82class ChameleonInfoError(Exception):
83    """Error in chameleon_info."""
84    pass
85
86
87def get_bluetooth_mac_address(chameleon_board):
88    """Gets bluetooth MAC address of a ChameleonBoard.
89
90    @param chameleon_board: A ChameleonBoard object.
91
92    @returns: A string for bluetooth MAC address of bluetooth module on the
93              audio board.
94
95    @raises: ChameleonInfoError if bluetooth MAC address of this Chameleon
96             board can not be found.
97
98    """
99    chameleon_mac_address = chameleon_board.get_mac_address().lower()
100    if chameleon_mac_address not in _CHAMELEON_BOARD_INFO:
101        raise ChameleonInfoError(
102                'Chameleon info not found for %s' % chameleon_mac_address)
103    board_info = _CHAMELEON_BOARD_INFO[chameleon_mac_address]
104    logging.debug('Chameleon board info: %r', board_info)
105    return board_info.bluetooth_mac_address
106