Device Memory

Introduction to ARMv8 Memory Types and Attributes

by
Introduction to ARMv8 Memory Types and Attributes

In ARMv8, memory is divided into two types:Normal memory and Device memory, where Normal memory is suitable for most of the memory in the system, while Device memory is used for memory utilized by peripherals. 1. Normal Memory The Normal memory type attributes apply to most memory in the system. It indicates that the architecture … Read more

Learning Notes on ARMv8 Official Manual: Device Memory

by
Learning Notes on ARMv8 Official Manual: Device Memory

Definition of Device Memory The Device memory type attributes define memory locations where an access to the location can cause side-effects, or where the value returned for a load can vary depending on the number of loads performed. Typically, the Device memory attributes are used for memory-mapped peripherals and similar locations. Device Memory Attributes: Gathering, … Read more