Issues in Tool Qualification for Safety-Critical Hardware: What Formal Approaches Can and Cannot Do

نویسندگان

  • Brian Butka
  • Janusz Zalewski
  • Andrew J. Kornecki
چکیده

Technology has improved to the point that system designers have the ability to trade-off implementing complex functions in either hardware or software. However, clear distinctions exist in the design tools. This paper examines what is unique to hardware design, areas where formal methods can be applied to advantage in hardware design and how errors can exist in the hardware even if formal methods are used to prove the design is correct.

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Hardware certification for real-time safety-critical systems: State of the art

This paper discusses issues related to the RTCA document DO-254Design Assurance Guidance for Airborne Electronic Hardware and its consequences for hardware certification. In particular, problems related to circuits’ compliance with DO-254 in avionics and other industries are considered. Extensive literature review of the subject is given, including current views on and experiences of chipmanufa...

متن کامل

Qualification of a Model Checker for Avionics Software Verification

Formal methods tools have been shown to be effective at finding defects in safety-critical systems, including avionics systems in commercial aircraft. The publication of DO-178C and the accompanying formal methods supplement DO-333 provide guidance for aircraft manufacturers and equipment suppliers who wish to obtain certification credit for the use of formal methods for software development an...

متن کامل

Qualifying Software Tools According to ISO 26262

The growing adoption of safety standards in the automotive industry results in an increasing interest in as well as an increasing uncertainty about software tool certification and qualification. With ISO 26262 on the horizon, new tool qualification requirements need to be understood and implemented by automotive software practitioners. This paper summarizes the tool qualification approach of IS...

متن کامل

Qualification of Formal Methods Tools

Formal methods tools have been shown to be effective at finding defects in and verifying the correctness of safety-critical systems, many of which require some form of certification. However, there are still many issues that must be addressed before formal verification tools can be used as part of the certification of safety-critical systems. For example, most developers of avionics systems are...

متن کامل

Certification of Safety-Critical Software Under DO-178C and DO-278A

The RTCA has recently released DO-178C and DO-278A as new certification guidance for the production of airborne and ground-based air traffic management software, respectively. Additionally, RTCA special committee SC-205 has also produced, at the same time, five other companion documents. These documents are RTCA DO-248C, DO-330, DO-331, DO332, and DO-333. These supplements address frequently as...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

عنوان ژورنال:

دوره   شماره 

صفحات  -

تاریخ انتشار 2009