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Support for ISO 26262 in the
EAST-ADL/AUTOSAR Context
Dr. Oscar Ljungkrantz
Dr. Henrik Lönn
Evolution of Vehicle Electronics

Volvo Group Trucks Technology
Advanced Technology & Research, Oscar Ljungkrantz, Support for ISO 26262 in EAST-ADL
2 2012-11-13
EAST-ADL Overview

System Model

Environment Model

Vehicle Level
Technical Feature Model
Analysis Level
Functional Analysis Architecture

Design Level
Functional Design Architecture
Hardware Design Architecture
Implementation Level
AUTOSAR
Application SW

AUTOSAR
Basic SW

AUTOSAR
HW

Volvo Group Trucks Technology
Advanced Technology & Research, Oscar Ljungkrantz, Support for ISO 26262 in EAST-ADL
3 2012-11-13
EAST-ADL Representation
TechnicalFeatureModel

Features
of the vehicle

Steer

Cruise

Brake

Extensions …

System Model

<<AnalysisArchitecture>> DemonstratorAA

<<FunctionalAnalysisArchitecture>> DemoFAA

Abstract
functions

<<FunctionalDevice>>
BrakeFrontLeft

Timing

Dependability

<<FunctionalDevice>>
WheelSensorFrontLeft

topology,
concrete functions,
Design Level
Functional Design Architecture
allocation to nodes
Hardware Design Architecture

<<ADLFunction>>
AbstractABSFrontLeft

<<ADLFunction>>
BrakeAlgorithm

Variability

Analysis Level
Functional Analysis Architecture
Hardware

<<FunctionalDevice>>
BrakePedal
VehicleSpeed

Requirements

Vehicle Level
Technical Feature Model
Environment Model

Chassis

Software Architecture
AUTOSAR
AUTOSAR
HW
Basic SW
as represented
by AUTOSAR

Volvo Group Trucks Technology
Advanced Technology & Research, Oscar Ljungkrantz, Support for ISO 26262 in EAST-ADL
4 2012-11-13

<<BSWFunction>>
PedalIO

<<DesignFunction>>
BrakeController

<<DesignFunction>>
ABSFrontLeft

<<LocalDeviceManager>>
BrakeActuatorFL

<<Sensor>>
Pedal

<<ECUNode>>
PedalNode

<<BSWFunction>>
BrakeIO

<<HWFunction>>
BrakeFrontLeft

<<BSWFunction>>
WSensIO

<<LocalDeviceManager>>
WheelSensorFL

<<HWFunction>>
WheelSensorFrontLeft

HardwareDesignArchitecture

<<ECUNoder>>
WheelNode

<<Realization>>
SWComposition
<<SensorSWC>>
BrakePedal
VehicleSpeed
<<SWC>>
BaseBrake

<<LocalDeviceManager>>
WheelSensorFL

<<HWFunction>>
BrakePedal

VehicleSpeed

Implementation Level
AUTOSAR
Application SW

FunctionalDesignArchitecture

<<LocalDeviceManager>>
BrakePedal

<<SWC>>
ABSFrontLeft

<<ActuatorSWC>>
Brake

<<Actuator>>
Brake
EAST-ADL Extensions

Extensions …

System Model

Implementation Level
AUTOSAR
Application SW

AUTOSAR
Basic SW

AUTOSAR
HW

Volvo Group Trucks Technology
Advanced Technology & Research, Oscar Ljungkrantz, Support for ISO 26262 in EAST-ADL
5 2012-11-13

Dependability

Timing

Design Level
Functional Design Architecture
Hardware Design Architecture

Variability

Analysis Level
Functional Analysis Architecture

Requirements

Environment Model

Vehicle Level
Technical Feature Model

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Volvo Presents: Support for ISO 26262 in the EAST-ADL/AUTOSAR Context

  • 1. Support for ISO 26262 in the EAST-ADL/AUTOSAR Context Dr. Oscar Ljungkrantz Dr. Henrik Lönn
  • 2. Evolution of Vehicle Electronics Volvo Group Trucks Technology Advanced Technology & Research, Oscar Ljungkrantz, Support for ISO 26262 in EAST-ADL 2 2012-11-13
  • 3. EAST-ADL Overview System Model Environment Model Vehicle Level Technical Feature Model Analysis Level Functional Analysis Architecture Design Level Functional Design Architecture Hardware Design Architecture Implementation Level AUTOSAR Application SW AUTOSAR Basic SW AUTOSAR HW Volvo Group Trucks Technology Advanced Technology & Research, Oscar Ljungkrantz, Support for ISO 26262 in EAST-ADL 3 2012-11-13
  • 4. EAST-ADL Representation TechnicalFeatureModel Features of the vehicle Steer Cruise Brake Extensions … System Model <<AnalysisArchitecture>> DemonstratorAA <<FunctionalAnalysisArchitecture>> DemoFAA Abstract functions <<FunctionalDevice>> BrakeFrontLeft Timing Dependability <<FunctionalDevice>> WheelSensorFrontLeft topology, concrete functions, Design Level Functional Design Architecture allocation to nodes Hardware Design Architecture <<ADLFunction>> AbstractABSFrontLeft <<ADLFunction>> BrakeAlgorithm Variability Analysis Level Functional Analysis Architecture Hardware <<FunctionalDevice>> BrakePedal VehicleSpeed Requirements Vehicle Level Technical Feature Model Environment Model Chassis Software Architecture AUTOSAR AUTOSAR HW Basic SW as represented by AUTOSAR Volvo Group Trucks Technology Advanced Technology & Research, Oscar Ljungkrantz, Support for ISO 26262 in EAST-ADL 4 2012-11-13 <<BSWFunction>> PedalIO <<DesignFunction>> BrakeController <<DesignFunction>> ABSFrontLeft <<LocalDeviceManager>> BrakeActuatorFL <<Sensor>> Pedal <<ECUNode>> PedalNode <<BSWFunction>> BrakeIO <<HWFunction>> BrakeFrontLeft <<BSWFunction>> WSensIO <<LocalDeviceManager>> WheelSensorFL <<HWFunction>> WheelSensorFrontLeft HardwareDesignArchitecture <<ECUNoder>> WheelNode <<Realization>> SWComposition <<SensorSWC>> BrakePedal VehicleSpeed <<SWC>> BaseBrake <<LocalDeviceManager>> WheelSensorFL <<HWFunction>> BrakePedal VehicleSpeed Implementation Level AUTOSAR Application SW FunctionalDesignArchitecture <<LocalDeviceManager>> BrakePedal <<SWC>> ABSFrontLeft <<ActuatorSWC>> Brake <<Actuator>> Brake
  • 5. EAST-ADL Extensions Extensions … System Model Implementation Level AUTOSAR Application SW AUTOSAR Basic SW AUTOSAR HW Volvo Group Trucks Technology Advanced Technology & Research, Oscar Ljungkrantz, Support for ISO 26262 in EAST-ADL 5 2012-11-13 Dependability Timing Design Level Functional Design Architecture Hardware Design Architecture Variability Analysis Level Functional Analysis Architecture Requirements Environment Model Vehicle Level Technical Feature Model