Introduction to ISO 26262 for Functional Safety Critical Projects with Mr. Martin Heininger
Join the live webinar to gain insights into ISO 26262 for functional safety critical projects presented by industry expert Mr. Martin Heininger. Explore key topics including ASIL determination, life cycle work products, software unit implementation, and more. Learn about the adaptation of ISO 26262 from IEC 61508 for road vehicles and safety-related systems. Discover the fundamental steps of hazard analysis, risk assessment, specification of safety goals, and system safety requirements. Enhance your understanding of functional safety management and supporting processes essential for ensuring compliance with ISO 26262 standards.
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Live Webinar Introduction to ISO 26262 for Functional Safety Critical Projects Speaker-: Mr. Martin Heininger Leading technology company award by Deloitte in Fast50 India 2012 program Embitel is rated as one of the top 21 innovators in India by NASSCOM Juror s Distinction Award for Innovation in Manthan 2008 Nominated for Best UK Entrant in 2009 by UKTI An ISO 9001:2008 certified company Confidential
About the Speaker 15 years of industry experience and has worked as a Lead and Project Consultant for Functional Safety projects. Functional Safety Seminars (IEC 61508, ISO26262, RTCA DO 178B) Functional Safety Consulting Functional Safety on Verification activities Consulting on Strategic Technical Project Management Confidential
Contents ISO 26262 Overview ISO 26262 First Steps ASIL Determination ISO 26262 Life Cycle Work Products Methods for Software Unit Implementation Embitel-Heicon Collaboration 3 Confidential
ISO 26262 Overview ISO 26262 is the adaption of IEC 61508 to comply with needs specific to road vehicles Safety-related systems that include electrical and/or electronic (E/E) systems Series production passenger cars (up to 3500kg max. vehicle mass) ISO 26262 addresses possible hazards caused by malfunctions behavior of E/E safety-related systems and their interactions ISO 26262 does not apply to hazards related to electrical shock, fire, smoke, heat, radiation, toxicity, flammability, reactivity, corrosion etc. 4 Confidential
ISO 26262 Overview 2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis 5 Confidential
ISO 26262 First steps Hazard analysis and risk assessment Concept Phase Specification and management of Derive ASIL Level Specification of Safety Goals Specification of System safety requirements safety requirements Product development Hardware safety requirements Software safety requirements Architecture 6 Confidential
ASIL Determination Severity S0 to S3 ASIL A to D Exposure E0 to E4 Controllability C0 to C3 Class E0 E1 E2 E3 E4 Incredible Very low probability Low probability Medium probability High probability (Probability of exposure regarding operational situations) Class C0 C1 C2 C3 Controllable in general Simply controllable Normally controllable Difficult to control or uncontrollable Class S0 S1 S2 S3 No injuries Light and moderate injuries Severe and life-threatining injuries (survival probable) Life-threatening injuries (survival uncertain), fatal injuries 7 Confidential
ASIL Determination Severity class Probability class Controllability class C1 C2 C3 E1 QM QM QM E2 QM QM QM S1 E3 QM QM A E4 QM A B E1 QM QM QM E2 QM QM A S2 E3 QM QM B E4 A B C E1 QM QM A E2 QM A B S3 E3 A B C E4 B C D ISO 26262-3 Note: The class QM (Quality Management) denotes no requirement to comply with ISO 26262 8 Confidential
Content ISO 26262 Overview ISO 26262 First Steps ASIL Determination ISO 26262 Life Cycle Work Products Methods for Software Unit Implementation Embitel-Heicon Collaboration 9 Confidential
2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis ISO 26262 Work Products Functional Safety Mngt. Work Products Hazard analysis and risk assessment Functional Safety Management Organizational-specific rules and processes for functional safety Evidence of competence Evidence of quality management Functional safety assessment plan Evidence of field monitoring ISO/FDIS 26262-2 10 Confidential
2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis ISO 26262 Work Products Concept Phase Work Products Hazard analysis and risk assessment Impact Analysis (Development of new Product or Modification of existing Product) Concept Phase Hazard analysis and risk assessment Safety goals Functional safety concept (Requirements) Verification (Review) report ISO 26262-3 11 Confidential
2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) ISO 26262 Work Products Production 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis Work Products Hazard analysis and risk assessment Safety-related content of the production plan Safety-related content of the production control plan Production, Maintenance Control measure report Assessment report for capability of the production process Safety-related content of the maintenance plan Repair instructions Safety-related content of the information made available to the user Instructions regarding field observations Safety related content of the instructions for decommissioning ISO 26262-7 12 Confidential
2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) ISO 26262 Work Products Supporting Fkt. 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis Work Products Distributed Development Work Products Config Managmt Supplier selection report Development interface agreement Supplier s project plan Safety assessment report Supply agreement Configuration Management Plan Hazard analysis and risk assessment Product Development Work Products Change Management Work Products - Documentation Process Document management plan Documentation guideline requirements Change management plan Change request Impact analysis and change request plan Change report ISO 26262-8 Work Products Tool Qualification Software tool criteria evaluation report Software tool qualification report 13 Confidential
2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) ISO 26262 Work Products ASIL and safety oriented analysis 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis Hazard analysis and risk assessment Work Products ASIL and safety-oriented analysis Update of the corresponding Documentation due to Requirements decomposition with respect to ASIL tailoring Analysis of dependent failures Safety analysis ISO 26262-9 14 Confidential
2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) Embedded System/Software Life Cycle 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis Technical Safety Requirements Validation and Integration Testing System Design Details see Slide 16 (HW)/Software Integration Testing Software safety requirements Software architectural design Software unit testing Software unit design Embedded Software Details see Slide 17 15 Confidential
2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis ISO 26262 Work Products System Level Project Plan Safety Plan Validation and Integration Testing Validation plan Validation report Item integration and testing plan(s) Integration testing specification(s) Integration testing report(s) Functional safety assessment report Technical Safety Requirements Technical safety requirements specification System verification report System Design Technical safety concept System design specification Hardware-software interface specification (HSI) Specification of requirements for production, operation service and decommissioning ISO 26262-4 16 Confidential
2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis ISO 26262 Work Products Software Level Software safety requirements Software safety requirements specification Hardware-software interface specification Software verification Report (HW)/Software Integration Testing Software verification plan Software verification specification Software verification report Software architectural design Software architectural design specification Safety analysis report Dependent failure analysis report Software verification Report Software unit testing Software verification plan Software verification specification Software verification report Software unit design Software unit design specification Software verification report Embedded Software ISO 26262-6 17 Confidential
2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis Embedded System/Hardware Life Cycle Technical Safety Requirements Validation and Integration Testing System Design Hardware Integration Testing Hardware safety requirements Hardware design Hardware Details see Slide 19 18 Confidential
2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis ISO 26262 Work Products Hardware Level Hardware safety requirements Hardware safety requirements specification Hardware-software interface specification Hardware safety requirement verification Report Hardware Integration Testing Hardware integration test report Hardware design Hardware design specification Hardware Safety analysis report Hardware design verification Report Analysis of architecture to cope with random hardware failures Hardware ISO 26262-5 19 Confidential
Content ISO 26262 Overview ISO 26262 First Steps ASIL Determination ISO 26262 Life Cycle Work Products Software Unit Implementation Methods Embitel-Heicon Collaboration 20 Confidential
2. Functional Safety Management 7. Production, Maintenance , Repair 4. System 3. Concept Phase (Safety Lifecycle, Hazard Analysis, Risk Assessment Functional Safety concept) 5. Hardware 6. Software 8. Supporting Processes (Config.Manag, Change Manag, Verification, Documentation, Qualification of SW Tools) Software Unit Implementation Methods 9. ASIL-oriented and safety-oriented Analysis Requirements decomposition with respect to ASIL tailoring, Criteria for coexistence of elements, Analysis of dependent failure, Safety Analysis ASIL A ASIL B ASIL C ASIL D Methods One entry and one exit point in subprograms and functions ++ ++ ++ ++ No dynamic objects or variables, or else online test during their creation + ++ ++ ++ Initialization of variables ++ ++ ++ ++ No multiple use of variable names + ++ ++ ++ Avoid global variables or else justify their usage + + ++ ++ Limited use of pointers o + + ++ No implicit type conversions + ++ ++ ++ No hidden data flow or control flow + ++ ++ ++ No unconditional jumps ++ ++ ++ ++ No recursions + + ++ ++ ISO 26262-6 21 Confidential
HEICON Our Collaboration & Services ISO 26262 Consultancy Functional Safety Validation & Verification ISO 26262 Tool Qualifications Automotive Software & Hardware development 22 Confidential
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