Method and apparatus for border node behavior on a full-duplex bus
AssigneeApple Computer, Inc.
InventorsJerrold V. Hauck, Colin Whitby-Strevens
Life of this patent
Estimating the term…
Abstract
A method and apparatus relating to the behavior of border nodes within a high performance serial bus system is disclosed. A method for determining and communicating the existence of a hybrid bus is disclosed. A method for determining a path to a senior border node is disclosed, as is a method for identifying a senior border node Various methods for properly issuing gap tokens within a beta cloud are disclosed. A method for returning control to the senior border node is disclosed. A method for determining whether a BOSS node may issue a grant is disclosed.
Claims14
In a serial bus communications system, a method for determining whether a BOSS node may issue a grant for a pipelined Beta request comprising:
- providing a first and second indicator;
- and
- issuing a grant for a pipelined Beta request by the BOSS only when both said first and second indicators are set.
In a serial bus communications system, a method for determining whether a BOSS node may issue a grant for a Legacy request comprising:
- providing a first indicator;
- and
- issuing a grant for the Legacy request by the BOSS only if said first indicator is set.
Dependencies are inferred from the claim text.