Arm Functional Safety Partner Program
Green Hills Software

Case Study

Goal
Green Hills Software enables electronics manufacturers to achieve the highest levelsof certified functional safety for their automotive, avionics, industrial, railway or medicalsystems. Decades of experience are combined with safety-certified real-time operating
systems, development tools and middleware to lower the cost and decrease the time
Application Areas
Automotive
Avionics
Industrial
Railway
MedicalAgriculturalLinks
Arm Functional Safety
Partnership Program
Arm Safety Technologies
Green Hills Software

to develop and deploy safety-critical systems.
ChallengeBeyond functional requirements, today’s electronic systems that perform safety-criticaltasks face the added challenge of achieving safety goals. This additional effort andexpertise to define, design and implement safety elements is expensive, time-consuming
and requires expertise outside of a company’s core competence. The consequencesof failure can be loss of human life, revenue loss or bruised brand reputation.
Solution
Green Hills Software’s solutions are certified software products/technologies and expert
services to help companies implement fault avoidance and fault control to achieve thehighest levels of safety for automotive (ISO 26262 ASIL D), avionics (DO-178C DAL A),
industrial (IEC 61508 SIL3), railway (EN 50128 SIL 3) and medical (ISO 62304).
Safety RTOS – INTEGRITY® real-time operating system with its unique partitioningarchitecture is the safe and secure foundation for critical systems, pre-certified
at the highest levels as Safety Element out of Context (SEooC).
Safety RTOS – INTEGRITY-178 real time operating system for mission-critical,
safety-critical and secure (MILS & MLS) avionics systems.
MULTI® Development Tools – C/C++ Compilers, Tool Chain and Run-time Libraries.
Qualification certificates for ASIL D and SIL 3.
Safety Board Support Package – Enables safety applications to use hardware services
such as BIST, CBIST, PIST, to implement the system’s safety concept. The Safety BSP
is certified in context with the customer’s system.

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Services
The experienced safety team at Green Hills Software offers the following services:
1. Safety Workshops to create a Safety Concept Definition tailored to the customer’ssystem, including risk assessment and hazard analysis (HARA).
2. Green Hills generates crucial certification evidence for the customer to use duringcertification with TÜV or exida. Alternatively, the customer can enlist Green Hills
to work directly with the certification body.
3. Design and management services customized to specific customer needs.
Benefits
Enables customer to focus on their core business, instead of distracting their teams
Lowers program risk by leveraging an experienced safety teamControls the risk of program schedules and reduces costs compared to manycustomer-only home-grown approaches
Applications area details
Automotive: ISO 26262 ASIL A through DAvionics: FAA DO-178B/C DAL A
Industrial: IEC 61508 SIL 3
Medical: Class II and Class III medical devices
Railway: EN 50128 SWISL 4
Security: EAL 6+ High Robustness SKPP
How does the product/solution/service relate to Arm technology?
Since 2003, the safety offerings from Green Hills have supported Arm-based SoCs
from leading processor manufacturers and leveraged Safety-related Arm IP in many
areas including Safety Test Libraries, MMU, DDR, system MMU, fault detection, ECC
and safe-separation virtualization. See here for more details.

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