A METHOD AND APPARATUS FOR USING ADVANCED HOST CONTROLLER INTERFACE TO TRANSFER DATA

摘要

A method and apparatus for entering a mode of a host controller and omitting a state of a state machine sequence of the host controller for data exchange by the host controller are disclosed. For one embodiment, the method and apparatus include setting a bit before a command information is transmitted to a separate device and exchanging data without sending the command information to the separate device. The bit of the embodiment indicates a current task file status.