Click the blue "Arm Selected" in the upper left corner and select "Set as Favorite" 1. Background With the advancement of technology, the trend for security needs has become increasingly evident. ARM has been continuously adjusting and updating its new architectures, many of which are related to security. Below are some architectures related to security. … Read more
1. Terminology Realm Management Monitor (RMM) Realm Management Interface (RMI) Realm Services Interface (RSI) Realm Management Extension (RME) Granule Protection Check (GPC) Kernel-based Virtual Machine (KVM) Virtual Machines (VMs) Realm Descriptor (RD) Realm Execution Context (REC) Virtual CPU (VCPU) Realm Translation Table (RTT) Secure Monitor Call (SMC) High Level Operating System (HLOS) Physical Address Spaces … Read more
Author | lvy Source | Arm Selected 1. Terminology Realm Management Monitor (RMM) Realm Management Interface (RMI) Realm Services Interface (RSI) Realm Management Extension (RME) Granule Protection Check (GPC) Kernel-based Virtual Machine (KVM) Virtual Machines (VMs) Realm Descriptor (RD) Realm Execution Context (REC) Virtual CPU (VCPU) Realm Translation Table (RTT) Secure Monitor Call (SMC) High … Read more
With the rapid popularization of smart connected vehicles, the In-Vehicle Infotainment (IVI) system is no longer a simple audio and video playback platform, but a complex system that integrates multiple technologies, terminals, and scenarios, becoming the core “brain” of the smart cockpit. This article will detail the key technology implementation paths, architectural evolution trends, and … Read more
OSCHINA ↑ Click the blue text to follow us May 15 marks the 10th anniversary of the release of Rust 1.0. The Rust project developers held a “Rust 10th Anniversary” celebration in Utrecht, Netherlands, and released the new version 1.87.0 on the same day. The main new features of the new version include: Standard library … Read more
EN 18031 is the EU standard for general safety requirements for radio equipment. IoT devices must pass the EN 18031 certification, and the following content can be referenced: Understand the standard requirements Familiarize yourself with the standard content: EN 18031 is divided into three parts, each addressing different types of radio equipment. Manufacturers of IoT … Read more
NB-IoT technology, with its advantages of full coverage, low power consumption, and low cost, overcomes the shortcomings of traditional IoT technologies, such as high power consumption, high costs, poor coverage, fragmentation, and difficulty in large-scale applications. It has been applied in various IoT application scenarios, including remote meter reading, asset tracking, smart healthcare, and smart … Read more