Software Standards

This document specifies the ARM C Language Extensions to enable C/C++ programmers to exploit the ARM architecture with minimal restrictions on source code portability.

This advisory note discusses a hitherto little noticed consequence of the ABI requirement for natural alignment for primitive data of size 1, 2, 4, and 8 bytes, and its implications for low level exception-handling code running on R profiles of version 7 of the Arm architecture and versions of the Arm architecture earlier than version 7, code that might be entered directly through an Armv7M exception vector, and tool chains that generate such code.

The Trusted Boot process has multiple stages and uses multiple firmware images. It is intended to maintain the chain of trust between the different boot stages using standard cryptography. This document is now RETIRED. Please refer to the Platform Security Boot Guide (DEN0072).

This specification defines the ARM-specific features of Executable and Linking Format (ELF).

This document is a beta version of the Arm C Language Extensions (ACLE) for the Arm Scalable Vector Extension (SVE).

Virtual Base System Architecture (V-BSA) specifies the requirements and run-time features that a base VirtualEnvironment (VE) needs to install, boot, and run an operating system. This document is a supplement to the Arm Base System Architecture document.

This document defines a common calling mechanism to be used with the Secure Monitor Call (SMC) and Hypervisor Call (HVC) instructions in both the Armv7 and Armv8 architectures.

This guide provides answers to frequently asked questions about the Arm SystemReady and SystemReady Pre-Silicon certification programs.

These videos introduce the System Architecture Compliance Suites (ACS), offering self-checking tests for compliance with standards like BSA and BBR. This video provides further information about compliance testing in the context of SystemReady. By the end of this video, you will understand how to work with the SystemReady Live Images for SystemReady compliance testing.

These videos introduce the System Architecture Compliance Suites (ACS), offering self-checking tests for compliance with standards like BSA and BBR. By the end of this video, you should be able to describe compliance testing principles and how the System Architecture Compliance Suites (ACS) are used to test the compliance of designs against various Arm standards.