Apparatus, system, and method to enable transparent memory hot plug/remove

US7376775B2 · kind B2 · utility

Assignee

• Intel Corporation · US

Inventors

• Lily P. Looi · Portland, US
• Stanley Steven Kulick · Portland, US
• Dean Mulla · San Jose, US
• Ashish Gupta · San Jose, US
• Keith Robert Pflederer · San Jose, US
• Shivnandan Kaushik · Portland, US
• Mohan J. Kumar · Beaverton, US
• James B. Crossland · Banks, US

Key dates

• Filing date: Dec 29, 2003
• Grant date: May 20, 2008
• Expiry date: Sep 1, 2025

Classification

• Technology area (CPC G): Physics
• CPC primary: G06F13/16
• WIPO field: Computer technology
• WIPO sector: Electrical engineering

Abstract

In some embodiments, an apparatus includes a processor, an expander memory bridge location, a memory coupled to the expander memory bridge location, and a bus controller including intercept logic to intercept and block communication from the processor to the expander memory bridge location and to emulate an expander memory bridge. In some embodiments, a method includes intercepting and blocking a status request to a device, regardless of whether the device is installed, and responding to the status request.