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1 | ## | |
2 | ## This file is part of the libsigrokdecode project. | |
3 | ## | |
4 | ## Copyright (C) 2018 Elias Oenal <sigrok@eliasoenal.com> | |
5 | ## All rights reserved. | |
6 | ## | |
7 | ## Redistribution and use in source and binary forms, with or without | |
8 | ## modification, are permitted provided that the following conditions are met: | |
9 | ## | |
10 | ## 1. Redistributions of source code must retain the above copyright notice, | |
11 | ## this list of conditions and the following disclaimer. | |
12 | ## 2. Redistributions in binary form must reproduce the above copyright notice, | |
13 | ## this list of conditions and the following disclaimer in the documentation | |
14 | ## and/or other materials provided with the distribution. | |
15 | ## | |
16 | ## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
17 | ## AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
18 | ## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
19 | ## ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | |
20 | ## LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
21 | ## CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
22 | ## SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
23 | ## INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
24 | ## CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
25 | ## ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
26 | ## POSSIBILITY OF SUCH DAMAGE. | |
27 | ## | |
28 | ||
29 | import sigrokdecode as srd | |
30 | ||
31 | MODULE_ID = { | |
32 | 0x00: 'Unknown or unspecified', | |
33 | 0x01: 'GBIC', | |
34 | 0x02: 'Module/connector soldered to motherboard', | |
35 | 0x03: 'SFP', | |
36 | 0x04: '300 pin XSBI', | |
37 | 0x05: 'XENPAK', | |
38 | 0x06: 'XFP', | |
39 | 0x07: 'XFF', | |
40 | 0x08: 'XFP-E', | |
41 | 0x09: 'XPAK', | |
42 | 0x0a: 'X2', | |
43 | 0x0B: 'DWDM-SFP', | |
44 | 0x0C: 'QSFP', | |
45 | 0x0D: 'QSFP+', | |
46 | 0x0E: 'CFP', | |
47 | 0x0F: 'CXP (TBD)', | |
48 | 0x11: 'CFP2', | |
49 | 0x12: 'CFP4', | |
50 | } | |
51 | ||
52 | class Decoder(srd.Decoder): | |
53 | api_version = 3 | |
54 | id = 'cfp' | |
55 | name = 'CFP' | |
56 | longname = '100 Gigabit C form-factor pluggable' | |
57 | desc = '100 Gigabit C form-factor pluggable (CFP) protocol.' | |
58 | license = 'BSD' | |
59 | inputs = ['mdio'] | |
60 | outputs = [] | |
61 | tags = ['Networking'] | |
62 | annotations = ( | |
63 | ('register', 'Register'), | |
64 | ('decode', 'Decode'), | |
65 | ) | |
66 | annotation_rows = ( | |
67 | ('registers', 'Registers', (0,)), | |
68 | ('decodes', 'Decodes', (1,)), | |
69 | ) | |
70 | ||
71 | def __init__(self): | |
72 | self.reset() | |
73 | ||
74 | def reset(self): | |
75 | pass | |
76 | ||
77 | def start(self): | |
78 | self.out_ann = self.register(srd.OUTPUT_ANN) | |
79 | ||
80 | def putx(self, data): | |
81 | self.put(self.ss, self.es, self.out_ann, data) | |
82 | ||
83 | def decode(self, ss, es, data): | |
84 | self.ss, self.es = ss, es | |
85 | for (clause45, clause45_addr, is_read, portad, devad, reg) in data: | |
86 | if not is_read: | |
87 | continue | |
88 | if clause45_addr in range(0x8000, 0x807F + 1): | |
89 | self.putx([0, ['CFP NVR 1: Basic ID register', 'NVR1']]) | |
90 | if clause45_addr == 0x8000: | |
91 | self.putx([1, ['Module identifier: %s' % \ | |
92 | MODULE_ID.get(reg, 'Reserved')]]) | |
93 | elif clause45_addr in range(0x8080, 0x80FF + 1): | |
94 | self.putx([0, ['CFP NVR 2: Extended ID register', 'NVR2']]) | |
95 | elif clause45_addr in range(0x8100, 0x817F + 1): | |
96 | self.putx([0, ['CFP NVR 3: Network lane specific register', 'NVR3']]) | |
97 | elif clause45_addr in range(0x8180, 0x81FF + 1): | |
98 | self.putx([0, ['CFP NVR 4', 'NVR4']]) | |
99 | elif clause45_addr in range(0x8400, 0x847F + 1): | |
100 | self.putx([0, ['Vendor NVR 1: Vendor data register', 'V-NVR1']]) | |
101 | elif clause45_addr in range(0x8480, 0x84FF + 1): | |
102 | self.putx([0, ['Vendor NVR 2: Vendor data register', 'V-NVR2']]) | |
103 | elif clause45_addr in range(0x8800, 0x887F + 1): | |
104 | self.putx([0, ['User NVR 1: User data register', 'U-NVR1']]) | |
105 | elif clause45_addr in range(0x8880, 0x88FF + 1): | |
106 | self.putx([0, ['User NVR 2: User data register', 'U-NVR2']]) | |
107 | elif clause45_addr in range(0xA000, 0xA07F + 1): | |
108 | self.putx([0, ['CFP Module VR 1: CFP Module level control and DDM register', 'Mod-VR1']]) | |
109 | elif clause45_addr in range(0xA080, 0xA0FF + 1): | |
110 | self.putx([0, ['MLG VR 1: MLG Management Interface register', 'MLG-VR1']]) |