Source: Arm Author: Arm
    The field of automotive technology is at a critical inflection point, and its future rests on dynamic and adaptable systems that continuously enhance the driving experience through software. Today, a car has 650 million lines of code, compared with 15 million lines for a Boeing 737. This number will grow further, and this transformation will also revolutionize the way drivers interact with their cars and redefine the relationship between automakers and owners.

What is a software-defined car?
    Software-defined vehicles (SDVS) will closely integrate hardware and software to make the vehicle's internal systems interact more smoothly with the outside world. SDVS decouple network functions from dedicated hardware, allowing physical hardware and digital functions to be developed in parallel. This shift enables software to drive functional differentiation and commercialization, maximizing the life cycle of the vehicle and increasing its value. As the automotive industry moves toward SDVS, the role of stakeholders such as automakers and software developers will shift. Together, they will build smarter, more efficient cars that meet the changing needs of drivers. The integration of automotive software with advanced connectivity features, artificial intelligence (AI), and user interfaces will further enhance SDV capabilities, ushering in a new era of safer, more comfortable, and more sustainable vehicles.
Seven advantages of a software-defined car
    1. Preventive Maintenance: SDV leverages real-time performance insights to enable preventive maintenance, reducing unplanned breakdowns and extending vehicle life. This proactive approach can save the end user up to 10 to 20 percent in maintenance costs.
    2, reduce manufacturing costs: In the SDV, various automotive functions will be integrated into fewer chips to achieve, manufacturers do not need to purchase multiple different sources of chips. In addition, SDVS are expected to create more than $650 billion in value for the automotive industry by 2030 due to lower software development costs.
    3.By 2050, Advanced driver assistance systems (ADAS) are expected to help reduce as many as 44 million crashes and save 300,000 lives in the United States. The flexibility provided by SDV technology can drive further development of ADAS. These advances will not only enhance vehicle performance, but also help reduce road accidents and fatalities, and are important milestones towards the goal of fully autonomous driving.
    4. Over-the-air (OTA) updates: Through OTA upgrades, automakers can remotely deliver new features, fix vulnerabilities, and enhance security. This helps keep car features up to date, and some automakers even offer monthly updates.
    5, comfortable experience: The connected in-vehicle infotainment system in the SDV can provide personalized music, video playback, navigation and temperature control, further enhancing the driving experience. This opens up the possibility of a highly adaptable and personalised driving experience that can meet changing driver preferences and consumer needs.
    6, smart phone integration: Seamless integration with smart phone, can achieve remote start, lock/unlock and car status check. Some apps also provide real-time traffic conditions and personalized navigation.
    7. Real-time connectivity: The SDV supports Connected Vehicles (V2X) communication to exchange data in real time, provide navigation assistance, and remote diagnostics to improve driving efficiency and safety.

Arm is leading the software-defined automotive revolution

    Arm has always been at the forefront of SDV technology innovation by providing the technologies needed for automotive applications to drive SDV implementation. The cornerstone of many SDV automotive computing solutions, the Arm Automotive Enhanced (AE) IP portfolio includes Arm Cortex-A, Cortex-M, and Cortex-R cpus, Mali Gpus, and ISPs with built-in functional safety features.
Arm's key innovations and initiatives for SDVS include:

    1. High-performance processors: The latest AE IP processors based on the Armv9 architecture enhance the security and performance of SDVS with advanced security tools such as Branch Target recognition (BTI), pointer validation (PAC), and memory tag Extension (MTE).
    2, Scalable platform: Arm's scalable platform supports a variety of automotive applications from ADAS to in-vehicle infotainment systems (IVI), achieving seamless integration and upgradability.
    3, ecosystem cooperation and programs: Arm works with a number of automakers and technology companies to jointly promote the development of SDV technology. These collaborations are critical to accelerate the development and deployment of SDVS.
    4, comprehensive solutions: Arm, together with a number of partners such as Amazon Cloud Technologies (AWS) and Tata Technologies, aims to provide a comprehensive solution for SDVS. These collaborations focus on integrating advanced technologies to ensure that SDVS meet the highest performance, safety and protection standards.
    5. Virtual Platform: Arm, together with partners such as Cadence, Corellium and Siemens, has developed a virtual platform that enables early evaluation and development of software without the need for a physical chip. This has dramatically reduced the time to market for new automotive technologies.
    6. SOAFEE: Scalable Open Architecture for Embedded Edge Side (SOAFEE) is a collaborative effort of leading companies in the automotive supply chain to help create a standardized software architecture for SDVS. The program aims to streamline the development process and improve interoperability across the industry.

Arm is the cornerstone of the automotive industry into the future
    The shift to SDVS represents a transformative leap for the automotive industry. With advanced software capabilities and robust hardware support, SDVS significantly improve safety, reduce costs and deliver a more personalized, connected driving experience.
    Arm's technological advances, initiatives and industry collaborations are paving the way for a new era of automotive innovation. The car of the future is not just a vehicle, but a sophisticated, software-driven platform that delivers superior user experience and functionality.