DE102009054637A1 - Verfahren zum Betreiben einer Recheneinheit - Google Patents

Verfahren zum Betreiben einer Recheneinheit Download PDF

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Publication number
DE102009054637A1
DE102009054637A1 DE102009054637A DE102009054637A DE102009054637A1 DE 102009054637 A1 DE102009054637 A1 DE 102009054637A1 DE 102009054637 A DE102009054637 A DE 102009054637A DE 102009054637 A DE102009054637 A DE 102009054637A DE 102009054637 A1 DE102009054637 A1 DE 102009054637A1
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DE
Germany
Prior art keywords
task
results
cores
tasks
written
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
DE102009054637A
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German (de)
English (en)
Inventor
Bernd Mueller
Markus Ferch
Yorck Collani
Holger Palo Alto Banski
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE102009054637A priority Critical patent/DE102009054637A1/de
Priority to IN3822DEN2012 priority patent/IN2012DN03822A/en
Priority to US13/516,313 priority patent/US20120317576A1/en
Priority to EP10788296.1A priority patent/EP2513796B1/de
Priority to CN201080056820.2A priority patent/CN102640119B/zh
Priority to PCT/EP2010/068720 priority patent/WO2011082904A1/de
Publication of DE102009054637A1 publication Critical patent/DE102009054637A1/de
Withdrawn legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1695—Error detection or correction of the data by redundancy in hardware which are operating with time diversity
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
    • G06F11/0715—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in a system implementing multitasking
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
    • G06F11/0721—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment within a central processing unit [CPU]
    • G06F11/0724—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment within a central processing unit [CPU] in a multiprocessor or a multi-core unit
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
    • G06F11/0736—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in functional embedded systems, i.e. in a data processing system designed as a combination of hardware and software dedicated to performing a certain function
    • G06F11/0739—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in functional embedded systems, i.e. in a data processing system designed as a combination of hardware and software dedicated to performing a certain function in a data processing system embedded in automotive or aircraft systems
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1629—Error detection by comparing the output of redundant processing systems
    • G06F11/1633—Error detection by comparing the output of redundant processing systems using mutual exchange of the output between the redundant processing components
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1629—Error detection by comparing the output of redundant processing systems
    • G06F11/1641—Error detection by comparing the output of redundant processing systems where the comparison is not performed by the redundant processing components
    • G06F11/1645—Error detection by comparing the output of redundant processing systems where the comparison is not performed by the redundant processing components and the comparison itself uses redundant hardware
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1675—Temporal synchronisation or re-synchronisation of redundant processing components
    • G06F11/1683—Temporal synchronisation or re-synchronisation of redundant processing components at instruction level
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
    • G06F11/0757—Error or fault detection not based on redundancy by exceeding limits by exceeding a time limit, i.e. time-out, e.g. watchdogs
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/14—Error detection or correction of the data by redundancy in operations
    • G06F11/1479—Generic software techniques for error detection or fault masking
    • G06F11/1487—Generic software techniques for error detection or fault masking using N-version programming
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1629—Error detection by comparing the output of redundant processing systems
    • G06F11/1654—Error detection by comparing the output of redundant processing systems where the output of only one of the redundant processing components can drive the attached hardware, e.g. memory or I/O
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1675—Temporal synchronisation or re-synchronisation of redundant processing components
    • G06F11/1687—Temporal synchronisation or re-synchronisation of redundant processing components at event level, e.g. by interrupt or result of polling
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1675—Temporal synchronisation or re-synchronisation of redundant processing components
    • G06F11/1691—Temporal synchronisation or re-synchronisation of redundant processing components using a quantum
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2201/00—Indexing scheme relating to error detection, to error correction, and to monitoring
    • G06F2201/83—Indexing scheme relating to error detection, to error correction, and to monitoring the solution involving signatures

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Hardware Redundancy (AREA)
  • Advance Control (AREA)
DE102009054637A 2009-12-15 2009-12-15 Verfahren zum Betreiben einer Recheneinheit Withdrawn DE102009054637A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE102009054637A DE102009054637A1 (de) 2009-12-15 2009-12-15 Verfahren zum Betreiben einer Recheneinheit
IN3822DEN2012 IN2012DN03822A (cg-RX-API-DMAC7.html) 2009-12-15 2010-12-02
US13/516,313 US20120317576A1 (en) 2009-12-15 2010-12-02 method for operating an arithmetic unit
EP10788296.1A EP2513796B1 (de) 2009-12-15 2010-12-02 Verfahren zum betreiben einer recheneinheit
CN201080056820.2A CN102640119B (zh) 2009-12-15 2010-12-02 用于运行计算单元的方法
PCT/EP2010/068720 WO2011082904A1 (de) 2009-12-15 2010-12-02 Verfahren zum betreiben einer recheneinheit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009054637A DE102009054637A1 (de) 2009-12-15 2009-12-15 Verfahren zum Betreiben einer Recheneinheit

Publications (1)

Publication Number Publication Date
DE102009054637A1 true DE102009054637A1 (de) 2011-06-16

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE102009054637A Withdrawn DE102009054637A1 (de) 2009-12-15 2009-12-15 Verfahren zum Betreiben einer Recheneinheit

Country Status (6)

Country Link
US (1) US20120317576A1 (cg-RX-API-DMAC7.html)
EP (1) EP2513796B1 (cg-RX-API-DMAC7.html)
CN (1) CN102640119B (cg-RX-API-DMAC7.html)
DE (1) DE102009054637A1 (cg-RX-API-DMAC7.html)
IN (1) IN2012DN03822A (cg-RX-API-DMAC7.html)
WO (1) WO2011082904A1 (cg-RX-API-DMAC7.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2902905A1 (de) * 2014-01-23 2015-08-05 Bernecker+Rainer Industrie-Elektronik Gesellschaft MbH Verfahren zur Überprüfung der Abarbeitung von Software
WO2018233935A1 (de) * 2017-06-19 2018-12-27 Zf Friedrichshafen Ag Vorrichtung und verfahren zur ansteuerung eines fahrzeugmoduls in abhängigkeit eines zustandssignals

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013202774A1 (de) * 2013-02-20 2014-08-21 Robert Bosch Gmbh Vorrichtung, Verfahren und System zum Steuern eines Prozessors
US9274904B2 (en) * 2013-06-18 2016-03-01 Advanced Micro Devices, Inc. Software only inter-compute unit redundant multithreading for GPUs
US9268660B2 (en) 2014-03-12 2016-02-23 International Business Machines Corporation Matrix and compression-based error detection
GB2579590B (en) 2018-12-04 2021-10-13 Imagination Tech Ltd Workload repetition redundancy
GB2579591B (en) 2018-12-04 2022-10-26 Imagination Tech Ltd Buffer checker
GB2592436B (en) * 2020-02-28 2022-02-23 Imagination Tech Ltd Critical workload check
GB2592437B (en) 2020-02-28 2022-03-02 Imagination Tech Ltd Critical workload check

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3009355C2 (de) * 1980-03-12 1984-08-30 Standard Elektrik Lorenz Ag, 7000 Stuttgart Redundante Rechenanlage
US5961653A (en) * 1997-02-19 1999-10-05 International Business Machines Corporation Processor based BIST for an embedded memory
US5784383A (en) * 1997-10-02 1998-07-21 International Business Machines Corporation Apparatus for identifying SMP bus transfer errors
US6247143B1 (en) * 1998-06-30 2001-06-12 Sun Microsystems, Inc. I/O handling for a multiprocessor computer system
US20080008393A1 (en) * 1999-04-09 2008-01-10 Dave Stuttard Parallel data processing apparatus
EP1181648A1 (en) * 1999-04-09 2002-02-27 Clearspeed Technology Limited Parallel data processing apparatus
DE10252230A1 (de) * 2002-11-11 2004-05-27 Robert Bosch Gmbh Verfahren zur Übertragung von Daten
US7584405B2 (en) * 2003-12-03 2009-09-01 Hewlett-Packard Development Company, L.P. Fault-detecting computer system
US20050240806A1 (en) * 2004-03-30 2005-10-27 Hewlett-Packard Development Company, L.P. Diagnostic memory dump method in a redundant processor
US7321989B2 (en) * 2005-01-05 2008-01-22 The Aerospace Corporation Simultaneously multithreaded processing and single event failure detection method
US20070266372A1 (en) * 2006-05-10 2007-11-15 Gawor Helen L Generating documentation from task execution
GB2443507A (en) * 2006-10-24 2008-05-07 Advanced Risc Mach Ltd Debugging parallel programs
FR2912526B1 (fr) * 2007-02-13 2009-04-17 Thales Sa Procede de maintien du synchronisme d'execution entre plusieurs processeurs asynchrones fonctionnant en parallele de maniere redondante.
JP5315748B2 (ja) * 2008-03-28 2013-10-16 富士通株式会社 マイクロプロセッサおよびシグネチャ生成方法ならびに多重化システムおよび多重化実行検証方法
US8171328B2 (en) * 2008-12-31 2012-05-01 Intel Corporation State history storage for synchronizing redundant processors

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2902905A1 (de) * 2014-01-23 2015-08-05 Bernecker+Rainer Industrie-Elektronik Gesellschaft MbH Verfahren zur Überprüfung der Abarbeitung von Software
WO2018233935A1 (de) * 2017-06-19 2018-12-27 Zf Friedrichshafen Ag Vorrichtung und verfahren zur ansteuerung eines fahrzeugmoduls in abhängigkeit eines zustandssignals

Also Published As

Publication number Publication date
US20120317576A1 (en) 2012-12-13
EP2513796B1 (de) 2013-10-02
CN102640119A (zh) 2012-08-15
CN102640119B (zh) 2014-09-17
EP2513796A1 (de) 2012-10-24
IN2012DN03822A (cg-RX-API-DMAC7.html) 2015-08-28
WO2011082904A1 (de) 2011-07-14

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R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee