1
Tracy Garrett Drysdale, Scott P Bobholz: Method and apparatus for communicating between processing entities in a multi-processor. Intel Corporation, Blakely Sokoloff Taylor & Zafman, December 13, 2005: US06976155 (66 worldwide citation)

A method and apparatus for synchronizing and communicating between processing entities, such as cores or threads, in a multiprocessor. Two registers are used as a “hardware mailbox” by two processing entities of a microprocessor. A first register is used to communicate information from a first proce ...


2
Tracy Garrett Drysdale, Scott P Bobholz: Method and apparatus for communicating between processing entities in a multi-processor. Blakely Sokoloff Taylor & Zafman, May 1, 2003: US20030084269-A1

A method and apparatus for synchronizing and communicating between processing entities, such as cores or threads, in a multiprocessor. Two registers are used as a “hardware mailbox” by two processing entities of a microprocessor. A first register is used to communicate information from a first proce ...