Automotive Ethernet AVB Functional and Interoperability ...

1 1 2 3 Automotive Ethernet AVB 4 Functional and Interoperability 5 Specification 6 Revision 7 12 May 2015 8 Authors: 9 Gordon Bechtel, Ben Gale, Max Kicherer, Dave Olsen 10 11 All members of the AVnu Automotive Technical Working 12 Group contributed to this document 13 14 15 THIS DOCUMENT IS PROVIDED "AS IS" WITH NO WARRANTIES WHATSOEVER, EXPRESS, IMPLIED, OR STATUTORY. AVNU ALLIANCE MAKES NO GUARANTEES, CONDITIONS OR REPRESENTATIONS AS TO THE ACCURACY OR COMPLETENESS CONTAINED HEREIN. AVnu Alliance disclaims all liability, including liability for infringement, of any proprietary or intellectual property rights, relating to use of information in this document.

2 No license, express or implied, by estoppel or otherwise, to any proprietary or intellectual property rights is granted herein. THIS DOCUMENT AND THE INFORMATION CONTAINED HEREIN IS PROVIDED ON AN "AS IS" BASIS AND TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, AVnu ALLIANCE, INC., AS WELL AS THE AUTHORS AND DEVELOPERS OF THIS SPECIFICATION OR STANDARD HEREBY DISCLAIM ALL OTHER WARRANTIES AND CONDITIONS, EITHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES, DUTIES OR CONDITIONS OF MERCHANTABILITY, OF FITNESS FOR A PARTICULAR PURPOSE, OF ACCURACY OR COMPLETENESS OF RESPONSES, OF RESULTS, OF WORKMANLIKE EFFORT, OF LACK OF VIRUSES, OF LACK OF NEGLIGENCE OR NON-INFRINGEMENT.

3 FURTHER, THIS DOCUMENT DOES NOT GRANT YOU ANY RIGHTS TO PRACTICE ANY PATENTABLE PROCESSES STATED OR DESCRIBED HEREIN, NOR DOES IT CONSTITUTE A LICENSE, EXPRESS OR IMPLIED, IN ANY CLAIMS OF PATENT WHICH MAY BE NECESSARY FOR IMPLEMENTATION OF THIS SPECIFICATION OR STANDARD. Automotive Ethernet AVB Functional and Interoperability Specification Revision - Public 12 May 2015 Section 0 Page 2 Table of Contents 16 1 Introduction .. 6 17 2 Glossary .. 8 18 3 References .. 11 19 4 Scope .. 12 20 5 Network and Device Startup .. 14 21 Ethernet Interface Configuration.

4 14 22 States and Events .. 14 23 Test Mode and Status Message Structure - Endstations .. 16 24 subtype field .. 17 25 sv field .. 17 26 version 17 27 control_data field .. 18 28 status field .. 18 29 control_data_length 18 30 target_entity_id 18 31 controller_entity_id field .. 18 32 sequence_id field .. 18 33 u field .. 18 34 command_type field .. 18 35 descriptor_type field .. 19 36 descriptor_index field .. 19 37 counters_valid 19 38 counter[0] field (Link_Up count).. 20 39 counter[1] field (Link_Down count).

5 20 40 counter[2] field (Frames_Tx count) .. 20 41 counter[3] field (Frames_Rx count) .. 20 42 counter[4] field (Rx_CRC_Error count) .. 20 43 counter[5] field (GPTP_GM_Changed count) .. 20 44 counter[6] through counter[23] fields .. 21 45 counter[24] and counter[25] fields (message_timestamp) .. 21 46 counter[26], octet 0 field (station_state field) .. 21 47 counter[26], octet 1-3 field (station_state_specific_data) .. 22 48 counter[27] through counter[31] .. 22 49 Addressing .. 22 50 Startup Timing .. 22 51 6 Generalized Precision Time Protocol (gPTP).

6 27 52 Scope .. 27 53 gPTP Configuration .. 27 54 Automotive Ethernet AVB Functional and Interoperability Specification Revision - Public 12 May 2015 Section 0 Page 3 Static gPTP Values .. 28 55 Grandmaster Information and Topology .. 28 56 asCapable [gPTP ] .. 28 57 initialLogPdelayReqInterval [gPTP ] .. 28 58 initialLogSyncInterval [gPTP ] .. 28 59 operLogPdelayReqInterval .. 28 60 operLogSyncInterval .. 29 61 Persistent gPTP Values .. 29 62 neighborPropDelay [gPTP ] .. 29 63 rateRatio [gPTP ] .. 29 64 neighborRateRatio [gPTP ].

7 30 65 Management Updated Values .. 30 66 SyncInterval [gPTP, clause ] .. 30 67 pdelayReqInterval .. 31 68 gPTP Signaling Message [gPTP ] .. 31 69 FollowUp TLV s .. 31 70 Required Values for gPTP .. 31 71 gPTP Operation .. 32 72 Automotive Network Diagrams .. 34 73 7 Media Formats .. 36 74 AVTP Audio Format (AAF) .. 36 75 Compressed Video Formats .. 37 76 .. 38 77 Motion JPEG (MJPEG) .. 38 78 MPEG2-TS Container Format .. 38 79 Clock Reference Format (CRF) .. 38 80 8 Stream Reservation (SR) Classes .. 39 81 Stream Reservation Class Requirements.

8 39 82 Presentation Time Parameters .. 41 83 Maximum Transit Time .. 41 84 Maximum Timing Uncertainty .. 43 85 Stream Reservation 44 86 9 Exception Handling .. 45 87 AVB Device Failure .. 45 88 Ethernet 46 89 Link State Events .. 46 90 Link-Down .. 46 91 Link-Up .. 46 92 Data Loss .. 46 93 IEEE AS 47 94 Loss of Sync Messages .. 47 95 Non-Continuous Sync Values .. 47 96 Automotive Ethernet AVB Functional and Interoperability Specification Revision - Public 12 May 2015 Section 0 Page 4 Pdelay Response 47 97 neighborPropDelay value.

9 48 98 IEEE 1722 Media Stream Exceptions .. 48 99 10 Security .. 50 100 11 Content Protection .. 51 101 12 Network Management .. 52 102 13 Diagnostic Counters .. 53 103 Ethernet Interfaces .. 53 104 Ethernet Bridging .. 53 105 AVB Protocols .. 53 106 1722 Transport .. 54 107 108 Automotive Ethernet AVB Functional and Interoperability Specification Revision - Public 12 May 2015 Section 0 Page 5 Revision History 109 Revision Author Date Description Gordon Bechtel, Ben Gale, Max Kicherer, Dave Olsen and all members of Automotive CDS 2014-03-11 Initial release of full document.

10 Gordon Bechtel 2014-03-12 Added editorial note indicating direction for resolution of GM failure in section Gordon Bechtel, Ben Gale, Max Kicherer, Dave Olsen 2014-04-30 Updated document to include all comments received from and discussed with members of the Automotive CDS working group since release Gordon Bechtel, Ben Gale, Dave Olsen 2014-06-24 Updated to include all comments from release and subsequent discussions. Please see the comment resolution spreadsheet for Gordon Bechtel 2014-07-29 Updated to include all comments on the ballot and discussions within the Automotive CDS.