JP6486485B2 - 車載制御装置 - Google Patents
車載制御装置 Download PDFInfo
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- JP6486485B2 JP6486485B2 JP2017542989A JP2017542989A JP6486485B2 JP 6486485 B2 JP6486485 B2 JP 6486485B2 JP 2017542989 A JP2017542989 A JP 2017542989A JP 2017542989 A JP2017542989 A JP 2017542989A JP 6486485 B2 JP6486485 B2 JP 6486485B2
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- 230000006870 function Effects 0.000 claims description 12
- 238000004891 communication Methods 0.000 description 29
- 238000000034 method Methods 0.000 description 20
- 238000005516 engineering process Methods 0.000 description 5
- 101100236764 Caenorhabditis elegans mcu-1 gene Proteins 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013523 data management Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
- G06F12/1416—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
- G06F15/163—Interprocessor communication
- G06F15/167—Interprocessor communication using a common memory, e.g. mailbox
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/04—Monitoring the functioning of the control system
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
- G06F12/10—Address translation
- G06F12/1081—Address translation for peripheral access to main memory, e.g. direct memory access [DMA]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
- G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
- G06F12/1483—Protection against unauthorised use of memory or access to memory by checking the subject access rights using an access-table, e.g. matrix or list
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
- G06F21/52—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity ; Preventing unwanted data erasure; Buffer overflow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W2050/0001—Details of the control system
- B60W2050/0002—Automatic control, details of type of controller or control system architecture
- B60W2050/0004—In digital systems, e.g. discrete-time systems involving sampling
- B60W2050/0005—Processor details or data handling, e.g. memory registers or chip architecture
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
- G06F2212/10—Providing a specific technical effect
- G06F2212/1016—Performance improvement
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
- G06F2212/10—Providing a specific technical effect
- G06F2212/1052—Security improvement
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Transportation (AREA)
- Microcomputers (AREA)
- Multi Processors (AREA)
- Storage Device Security (AREA)
- Hardware Redundancy (AREA)
Description
2 … 第一コア
3 … 第二コア
4 … 内部メモリ
5 … 第一コア用内部メモリ
6 … 第二コア用内部メモリ
7 … 共有メモリ
8 … ASIL領域
9 … QM領域
10 … MPU
11 … 第二コア処理用レジスタ・通信バッファ
Claims (1)
- 予め設定された安全水準レベルの処理を実行する第一コアと、
該第一コアよりも低い安全水準レベルの処理を実行する第二コアと、
第一コア用内部メモリと、第二コア用内部メモリと、前記第一コア及び前記第二コアが共通で使用する共有メモリと、を有する内部メモリと、
を備えた車載制御装置であって、
前記共有メモリには、前記第一コアの安全水準レベルに応じたメモリ領域であるASIL領域及び前記第二コアの安全水準レベルに応じたメモリ領域であるQM領域が設けられ、Memory Protection Unitの機能を利用して前記ASIL領域に対して前記第二コアからのアクセスを制限するアクセス制限が設定されており、
前記第二コアで処理するデータを前記第一コアに送信する場合、Direct Memory Accessの機能を使用して前記第二コアから前記ASIL領域に前記データを直接格納させ、
前記ASIL領域に直接格納されたデータを前記第一コアにReadさせ、前記第一コアにReadさせたデータを前記第一コア用内部メモリに格納し、前記第一コアでの処理に使用することを特徴とする車載制御装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015192513 | 2015-09-30 | ||
JP2015192513 | 2015-09-30 | ||
PCT/JP2016/073030 WO2017056725A1 (ja) | 2015-09-30 | 2016-08-05 | 車載制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017056725A1 JPWO2017056725A1 (ja) | 2018-03-15 |
JP6486485B2 true JP6486485B2 (ja) | 2019-03-20 |
Family
ID=58427362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017542989A Active JP6486485B2 (ja) | 2015-09-30 | 2016-08-05 | 車載制御装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10552368B2 (ja) |
EP (1) | EP3357761B1 (ja) |
JP (1) | JP6486485B2 (ja) |
CN (1) | CN108025685B (ja) |
WO (1) | WO2017056725A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20190243698A1 (en) * | 2018-02-02 | 2019-08-08 | Robert Bosch Gmbh | Electronic Control Unit for Flexible Replacement of Replaceable Components in a Vehicle |
JP6968726B2 (ja) * | 2018-02-15 | 2021-11-17 | 日立Astemo株式会社 | 車両制御装置 |
DE102018123563B4 (de) * | 2018-09-25 | 2020-04-02 | Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr | Verfahren zur Zwischenkernkommunikation in einem Mehrkernprozessor |
WO2020162316A1 (ja) * | 2019-02-04 | 2020-08-13 | 日立オートモティブシステムズ株式会社 | 異種非対称システムのための混在する重要な機能を管理するためのシステムおよび方法 |
JP2022065218A (ja) * | 2019-03-05 | 2022-04-27 | 日立Astemo株式会社 | 車両制御装置 |
DE102019220461A1 (de) * | 2019-12-20 | 2021-06-24 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren und Vorrichtung zum Betreiben einer Recheneinrichtung |
US11836475B2 (en) | 2020-11-27 | 2023-12-05 | Denso Corporation | Electronic control unit, software update method, software update program product and electronic control system |
CN112434325B (zh) * | 2021-01-27 | 2021-05-11 | 南京芯驰半导体科技有限公司 | 数据高速加解密方法及车载单元 |
US20220349353A1 (en) * | 2021-04-30 | 2022-11-03 | Raytheon Technologies Corporation | Gas turbine engine communication data management function |
US20230073618A1 (en) * | 2021-09-02 | 2023-03-09 | Rivian Ip Holdings, Llc | E2e synchronization |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0772882B2 (ja) * | 1986-12-27 | 1995-08-02 | 株式会社ピーエフユー | 共通メモリ保護方式 |
JP2012128788A (ja) * | 2010-12-17 | 2012-07-05 | Toyota Motor Corp | 車両制御装置、データ通信方法 |
US8543286B2 (en) * | 2011-06-24 | 2013-09-24 | GM Global Technology Operations LLC | Vehicle hardware integrity analysis systems and methods |
JP2013161299A (ja) | 2012-02-06 | 2013-08-19 | Toyota Motor Corp | 情報処理装置、インタフェースアクセス方法 |
EP2836907A2 (en) * | 2012-04-09 | 2015-02-18 | Dana Belgium N.V. | Functional architecture pattern for safety applications |
US8527139B1 (en) * | 2012-08-28 | 2013-09-03 | GM Global Technology Operations LLC | Security systems and methods with random and multiple change-response testing |
US9090265B2 (en) * | 2012-08-28 | 2015-07-28 | GM Global Technology Operations LLC | Active safety systems of vehicles with graphical microprocessors |
DE102012218363A1 (de) * | 2012-10-09 | 2014-04-10 | Continental Automotive Gmbh | Verfahren zur Steuerung eines getrennten Ablaufs von verknüpften Programmblöcken und Steuergerät |
JP5372297B1 (ja) * | 2012-12-20 | 2013-12-18 | 三菱電機株式会社 | 車載装置及びプログラム |
US9170956B2 (en) * | 2013-02-07 | 2015-10-27 | Texas Instruments Incorporated | System and method for virtual hardware memory protection |
JP5975923B2 (ja) | 2013-03-29 | 2016-08-23 | 日立オートモティブシステムズ株式会社 | 車両用制御装置 |
DE112014002675T5 (de) * | 2013-06-04 | 2016-02-18 | Trw Automotive U.S. Llc | Optimierte Spannungsversorgungsarchitektur |
JP2015067107A (ja) * | 2013-09-30 | 2015-04-13 | 日立オートモティブシステムズ株式会社 | 車両用制御装置 |
JP5867495B2 (ja) | 2013-12-20 | 2016-02-24 | 株式会社デンソー | 電子制御装置 |
WO2015103376A1 (en) * | 2014-01-06 | 2015-07-09 | Johnson Controls Technology Company | Vehicle with multiple user interface operating domains |
WO2015103374A1 (en) * | 2014-01-06 | 2015-07-09 | Johnson Controls Technology Company | Vehicle with multiple user interface operating domains |
DE102014201682A1 (de) * | 2014-01-30 | 2015-07-30 | Robert Bosch Gmbh | Verfahren zur Koexistenz von Software mit verschiedenen Sicherheitsstufen in einem Multicore-Prozessorsystem |
US9836318B2 (en) * | 2014-02-21 | 2017-12-05 | Infineon Technologies Ag | Safety hypervisor function |
US9389793B2 (en) * | 2014-03-06 | 2016-07-12 | Freescale Semiconductor, Inc. | Trusted execution and access protection for embedded memory |
JP6151669B2 (ja) * | 2014-06-27 | 2017-06-21 | ファナック株式会社 | 加工プログラム指令内容に応じてcpu負荷を分散可能な数値制御装置 |
FR3026708B1 (fr) * | 2014-10-07 | 2016-11-18 | Jtekt Europe Sas | Securisation d'une fonction d'aide a la conduite au sein d'une direction assistee |
EP3085596B1 (en) * | 2015-04-20 | 2017-11-29 | Autoliv Development AB | A vehicle safety electronic control system |
-
2016
- 2016-08-05 EP EP16850902.4A patent/EP3357761B1/en active Active
- 2016-08-05 CN CN201680036608.7A patent/CN108025685B/zh active Active
- 2016-08-05 JP JP2017542989A patent/JP6486485B2/ja active Active
- 2016-08-05 US US15/744,166 patent/US10552368B2/en active Active
- 2016-08-05 WO PCT/JP2016/073030 patent/WO2017056725A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN108025685B (zh) | 2020-12-01 |
WO2017056725A1 (ja) | 2017-04-06 |
JPWO2017056725A1 (ja) | 2018-03-15 |
US20180203823A1 (en) | 2018-07-19 |
CN108025685A (zh) | 2018-05-11 |
EP3357761A4 (en) | 2019-05-08 |
US10552368B2 (en) | 2020-02-04 |
EP3357761A1 (en) | 2018-08-08 |
EP3357761B1 (en) | 2022-10-05 |
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