Drew J. Dutton

Direct memory access apparatus and methods for transferring data between buses having different performance characteristics

Memory paging system and method including compressed page mapping hierarchy

Dockable computer system capable of symmetric multi-processing operations

Microprocessor configured to execute multiple threads including interrupt service routines

Peripheral sharing usb hub

Computer system having a multimedia bus and comprising a centralized I/O processor which performs intelligent data transfers

Side bus to dynamically off load main bus

System for dynamically reconfiguring subbusses of data bus according to system needs based on monitoring each of the information channels that make up data bus

Data transfer controller incorporating direct memory access channels and address mapped input/output windows

Microprocessor and method of using a segment override prefix instruction field to expand the register file