ARMv9
Understanding ARMv8, ARMv9, AArch64, and ARM64 Architectures
Consider this: A64 refers to the instruction set architecture, AArch64 is the 64-bit architecture, ARMv8/ARMv9 are also architectures, and TrustZone is a type of security architecture. Confused? What about ARM64? 1. ARMv7/ARMv8/ARMv9 are the true architectures of ARM. The term architecture can be understood as a technical specification, a technical reference, or a design; in … Read more
Detailed Explanation of ARMv8/ARMv9 Interrupts: Software Aspects – An Introduction to Linux Kernel Interrupts
Table of Contents 1 Definition of the Linux Kernel ARM64 Interrupt Vector Table 2 Setting the Base Address of the Interrupt Vector Table in Linux Kernel ARM64 3 Introduction to the kernel_ventry Macro 4 Unimplemented Exception Vectors: elx_yyy_invalid 5 Introduction to el1_irq – Jumping to the Registered Handler Function 6 handle_domain_irq 7 Introduction to Interrupt … Read more
Asynchronous Exception Types, Routing, and Masking in Armv8/Armv9
Click the blue "Arm Selected" in the upper left corner and select "Set as Favorite" Types of Asynchronous Exceptions What asynchronous exceptions (interrupts) exist in the system? Official documentation states:<span><span>In the Armv8-A architecture, asynchronous exceptions that are taken to AArch64 state are also known as interrupts.</span></span> Anyone who says interrupts are: FIQ, IRQ is a … Read more
AI Accelerates Towards the Edge: Armv9 Debuts in IoT, Supporting IoT Upgrades
The leap in computing power for edge AI fundamentally reconstructs the interaction paradigm between humans, machines, and the physical world.Author | Yunpeng Editor | Mo YingOne of the core values brought by the popularity of DeepSeek to the global AI industry is the significant acceleration of AI application adoption, especially in the domestic market, where … Read more
The Impact of AMRv9 on the Next Decade: A History of ARM Instruction Set Development
Click the above Computer Enthusiasts to follow us When it comes to ARM, everyone should be very familiar with it. It does not produce chips; it only provides an idea for chip design, including native core IP and the ARMv instruction set. Among them, the core IP includes the well-known Cortex-A78 and Cortex-X1. Chip manufacturers … Read more
Armv9 Technology Lecture: Accelerating Video Decoding and Image Processing with Armv9 CPU and SVE2
This article is reprinted from the Extreme Technology Community. Extreme Technology Column: Arm Technology Blog Author:Poulomi Dasgupta, Senior Manager of Consumer Computing Market, Arm Terminal Division Source: Armv9 Technology Lecture | Utilizing Armv9 CPU and SVE2 to Accelerate Video Decoding and Image Processing With each new product generation, Arm CPUs achieve intergenerational performance improvements and … Read more
Understanding A64, ARMv8, ARMv9, and AArch64 Architectures
Thought: A64 refers to the instruction set architecture, aarch64 is the 64-bit architecture, armv8/armv9 are also architectures, Trustzone is a type of security architecture, they are all architectures, confused? What is arm64? 1. armv7/armv8/armv9 are the real architectures of ARM. The term architecture can be understood as a technical specification, a technical reference, a design, … Read more